Home / Reports / Feb 6, 2026
Friday, February 6, 2026
806 commits had been pushed across 70 repos by 96 authors. There were 13,795,335 additions and 984,110 deletions. Official weekly status updates can be found on essentialcardano.io.
Authors
![github-merge-queue[bot]](https://avatars.githubusercontent.com/u/9919?v=4&s=80)
![github-actions[bot]](https://avatars.githubusercontent.com/in/15368?v=4&s=80)
![dependabot[bot]](https://avatars.githubusercontent.com/in/29110?v=4&s=80)
Repos Updated
- cardano-wallet80
- mithril69
- hydra-poc53
- dingo52
- plutus42
- cardano-wallet31
- gouroboros24
- cardano-node23
- formal-ledger-specifications23
- acropolis22
- amaru21
- cf-identity-wallet19
- developer-portal18
- ouroboros-consensus18
- cardano-node18
- hydra17
- cardano-ledger17
- site16
- cf-summit-evoting-status13
- dolos13
- cardano-haskell-package-repo12
- ouroboros-leios12
- uplc12
- cardano-rosetta-java11
- cf-cip1694-ballot-status11
- ouroboros-network11
- cardano-api10
- cardano-ledger9
- ouroboros-leios-sim9
- CIPs8
- cardano-cli8
- cardano-haskell-packages8
- cardano-ibc-incubator7
- cf-token-metadata-registry-status7
- cardano-api6
- buidler-fest-gift-store6
- cardano-playground5
- plutigo4
- cardano-governance-voting-tool4
- cuddle4
- lace4
- cardano-cli4
- adder3
- helm-charts3
- cardano-org3
- essential-cardano-content3
- koios-artifacts2
- pool_groups2
- yoroi-frontend2
- cardano-clusterlib-py2
- cardano-ledger-specs2
- cardano-parts2
- ekg-forward2
- iohk-nix2
- cardano-db-sync2
- bursa1
- cardano-models1
- txtop1
- atala-prism-mediator1
- capkgs1
- catalyst-voices1
- haskell.nix1
- stackage.nix1
- typed-protocols1
- cardano-base1
- civics-documentation1
- developer-experience1
- formal-ledger-specifications1
- Intersect-knowledge-base1
- governance1
Commit Log
00:14:43
[5c1eca0b]
:pencil: Update summary in README [skip ci] [upptime]
(cf-token-metadata-registry-status)
00:14:43
[cebed698]
:card_file_box: Update status summary [skip ci] [upptime]
(cf-token-metadata-registry-status)
00:18:23
[5c6e0281]
Deploying to gh-pages from @ IntersectMBO/plutus@c2b5c2486bc46e5a0c934388e2ddef972be21972 🚀
(plutus)
00:31:57
[8eaba8f0]
:pencil: Update summary in README [skip ci] [upptime]
(cf-cip1694-ballot-status)
00:31:57
[d32dd0e7]
:card_file_box: Update status summary [skip ci] [upptime]
(cf-cip1694-ballot-status)
00:40:10
[18cabc85]
:pencil: Update summary in README [skip ci] [upptime]
(cf-summit-evoting-status)
00:40:10
[f0b63ee5]
:card_file_box: Update status summary [skip ci] [upptime]
(cf-summit-evoting-status)
01:07:30
[12ba959e]
Update dependencies to reflect the retirement of `cardano-crypto-tests`
(cardano-ledger)
01:31:44
[039673e4]
deploy: 50656651e1a12570281b1c55817586bd60002c7f
(cf-token-metadata-registry-status)
01:35:21
[fb37057d]
Update for change in `OutputVRF` from `ByteString` to `ByteArray`
(cardano-ledger)
01:35:21
[7cfa8c1a]
Update for change from `Word8` to `Word` in `DecoderErrorUnknownTag`
(cardano-ledger)
01:35:22
[61e09a82]
Update for `Arbitrary` instances moving from `cardano-crypto-praos` to `cardano-crypto-class`
(cardano-ledger)
01:50:39
[4aa31ce4]
Deploying to gh-pages from @ IntersectMBO/plutus@eea51ba7ba0998c5dcc5e015d9d0c796a03772ef 🚀
(plutus)
02:31:32
[45315cc4]
test(snark): improve golden tests readability, determinism, and structure
(mithril)
03:05:51
[b4c97043]
Bump chromedriver from 145.0.0 to 145.0.1 in /packages/e2e-tests
(yoroi-frontend)
03:37:06
[7cc8387a]
add Plutus Benchmarks (customSmallerIsBetter) benchmark result for b7e75c98073093eae53b3a030231a8f0a56f1f5d
(plutus)
03:52:07
[9ea2892b]
feat: infer DRep type from CIP-129 and improve validation errors
(cardano-rosetta-java)
04:16:35
[3ba61504]
Merge pull request #6430 from IntersectMBO/lehins/disable-dijkstra
(cardano-node)
04:30:04
[f9e43833]
Deploying to gh-pages from @ IntersectMBO/plutus@2996215e0911afc3dbbd7f73cfd2ccc15381ab83 🚀
(plutus)
05:21:38
[7fa8f943]
Deploying to gh-pages from @ IntersectMBO/plutus@b7e75c98073093eae53b3a030231a8f0a56f1f5d 🚀
(plutus)
05:34:19
[5b86f02f]
Artifacts generated from 6f48c37e5612add6f07c89e2b718bc18f287dfbf
(formal-ledger-specifications)
05:37:25
[faeec6cf]
Artifacts generated from f65d3de9e47a9d7c29c87d8db424c1c9568bc768
(formal-ledger-specifications)
06:19:20
[daab6e8a]
Deploying to gh-pages from @ IntersectMBO/plutus@c2b5c2486bc46e5a0c934388e2ddef972be21972 🚀
(plutus)
06:47:54
[9b8a4274]
feat: infer DRep type from CIP-129 and improve validation errors
(cardano-rosetta-java)
07:02:14
[c1b84f8e]
fix(ui): fix issue delete notification when current profile is not notification's wallet
(cf-identity-wallet)
07:15:03
[59432bb3]
Update the Open Graph image for “Where to get ADA” to fix a typo (#425)
(cardano-org)
07:15:15
[2e41a557]
Deploying to gh-pages from @ IntersectMBO/plutus@eea51ba7ba0998c5dcc5e015d9d0c796a03772ef 🚀
(plutus)
07:41:49
[fa2b39e2]
Prevent PV12 from being supplied in the header, until we are in PV11
(cardano-ledger)
07:46:00
[79b708a5]
feat: infer DRep type from CIP-129 and improve validation errors
(cardano-rosetta-java)
08:12:31
[ef674fed]
feat: update DRep delegation tests to infer types correctly
(cardano-rosetta-java)
08:13:59
[293ffdf4]
Merge branch 'develop' into fix/infer-drep-type-from-cip-129
(cardano-rosetta-java)
08:26:46
[d46a6711]
Deploying to gh-pages from @ IntersectMBO/plutus@b7e75c98073093eae53b3a030231a8f0a56f1f5d 🚀
(plutus)
08:34:54
[3ac5607b]
docs: add Windows cross-compilation documentation to nix/README.md
(cardano-wallet)
08:48:19
[9507f60a]
Merge pull request #4499 from Emurgo/dependabot/npm_and_yarn/packages/e2e-tests/chromedriver-145.0.1
(yoroi-frontend)
08:57:36
[8ce28810]
refactor(common, openapi): reword attributes comments for Cardano Blocks and Transactions
(mithril)
08:58:10
[9c63b8a8]
Add a last-epoch badge for proposals about to expire
(cardano-governance-voting-tool)
09:13:22
[2b78ab0b]
refactor(snark): structure golden certificate helpers for future test cases
(mithril)
09:13:25
[8bd1229f]
docs(snark/golden): align documentation comments with public API conventions
(mithril)
09:13:25
[8e422868]
refactor(snark): simplify golden test helpers and witness construction
(mithril)
09:13:25
[4c342579]
refactor(snark): reorganize golden tests layout and rename support helpers
(mithril)
09:13:26
[1e58a04d]
test(snark): improve golden tests readability, determinism, and structure
(mithril)
09:15:36
[fcaebf5e]
refactor(common, openapi): reword attributes comments for Cardano Blocks and Transactions
(mithril)
09:19:35
[f72a76a2]
fix: run only baseline restoration benchmark with infinite timeout
(cardano-wallet)
09:26:00
[1eef88cd]
refactor(cardano-node-chain): prefix `ChainDataStore` block range methods with `legacy`
(mithril)
09:26:35
[eb7e38ee]
refactor(cardano-node-chain): extract block range import code in a dedicated struct
(mithril)
09:26:37
[440c9e11]
refactor(cardano-node-chain): extract blocks & transactions import code in a dedicated struct
(mithril)
09:26:38
[6f04b487]
refactor: rename `BlockRangeRootRetriever` to `LegacyBlockRangeRootRetriever`
(mithril)
09:35:57
[25ecf81a]
[Dijkstra] Computational instance for GOV (#1066)
(formal-ledger-specifications)
09:48:47
[d6085667]
Transfer implementation of `GetStakeSnapshots` query from consensus
(cardano-ledger)
09:50:19
[5e077f58]
fix(ui): use local state instead of selected connection from root state when display group member
(cf-identity-wallet)
09:58:00
[0e803d1a]
fix(ui): reset login attemp after successful biometrics login
(cf-identity-wallet)
10:00:21
[421ef35d]
Artifacts generated from 25ecf81a6b5fb0f79e7f8220c8cb0bc549b14e70
(formal-ledger-specifications)
10:04:01
[88590a19]
Merge pull request #2980 from input-output-hk/ctl/2956-implement-artifact-REST-API-routes-for-Cardano-blocks-and-transactions
(mithril)
10:04:17
[441dcc31]
test: add a test showing that an initiator can eventually connect when the responder is started (#653)
(amaru)
10:26:17
[a2e97a6d]
Add round number of latest cert on chain to Shelley ledger state
(ouroboros-consensus)
10:26:18
[a4072f0b]
Artifacts generated from 43266446acf03af1e2b197f9ddfc0a9056b8f224
(formal-ledger-specifications)
10:35:15
[22c35974]
fix(ui): prevent get oobi of current profile when it's pending
(cf-identity-wallet)
10:39:48
[d07a9646]
fix: add back all benchmarks with infinite timeout to replay node DBs
(cardano-wallet)
11:31:16
[fe4b3d60]
fix(docs): correct install commands for Fedora and GHCup (#1685)
(developer-portal)
11:32:11
[7409463e]
Add brew install lmdb to node build instructions on MacOS. (#1693)
(developer-portal)
11:32:13
[d05876d4]
Add support for new ledger state query for drep delegations.
(ouroboros-consensus)
11:33:16
[4092832d]
replace CardanoSharp Wallet documentation with Chrysalis (#1711)
(developer-portal)
11:41:17
[8c73037a]
fix(ui): Group IPEX refresh notifications are duplicated in Redux if we are in another profile (#1574)
(cf-identity-wallet)
11:53:38
[905233cb]
Extract for logic updating UTxOState for both valid and invalid cases
(cardano-ledger)
11:56:35
[d2677bf4]
fix(ui): Login attempts not reset after successful biometrics login (#1577)
(cf-identity-wallet)
11:59:57
[ae397f24]
Update `UTxOState` and send events in UTXO rather than UTXOS in conway
(cardano-ledger)
11:59:58
[7b86b91a]
Update `UTxOState` and send events in UTXO rather than UTXOS in dijkstra
(cardano-ledger)
12:02:16
[ed4ba85f]
[EC Api] - Added: Weekly development report as of 2026-02-06
(essential-cardano-content)
12:04:22
[0009cfc9]
Update weekly-development-report-as-of-2026-02-06.md
(essential-cardano-content)
12:04:57
[e8da1c10]
Merge pull request #1658 from input-output-hk/olga-hryniuk/contrib/weekly-development-report-as-of-2026-02-06-1770379335448
(essential-cardano-content)
12:27:23
[8fa2fcc2]
Add support for new ledger state query GetDRepDelegations in NodeToClientV_23 (#1794)
(ouroboros-consensus)
12:51:26
[2ea88fa7]
debug: fix E2E to inherit group dependency on windows-artifacts
(cardano-wallet)
13:09:51
[4347c9ec]
fix: disable Windows CI tests and use curl.exe for TLS on Windows
(cardano-wallet)
13:12:06
[563a9b1c]
update SDK icons and paths in index.js; add new SVG icons for TypeScript, Python, Rust, Go, C#, Swift
(developer-portal)
13:15:17
[0fdda9f4]
Artifacts generated from ca5821177e4c4d2f55e31ac455cd53b172aa9ffd
(formal-ledger-specifications)
13:27:28
[e3721b6d]
Update from d6a774bc8f813748aacd977976cece7bfa4baf3b
(cardano-haskell-package-repo)
13:40:00
[30578605]
fix: disable Windows Artifacts group to avoid wasted builds on master
(cardano-wallet)
13:40:41
[b55dd8bb]
Change indentation of conditional state for better rendering
(formal-ledger-specifications)
13:45:51
[7d37c6bf]
Logbook: Add excalidraw drawings of alternative leios block structure
(ouroboros-leios)
13:52:23
[fde9743f]
Merge pull request #1090 from IntersectMBO/koslambrou/hash-computation-discrepancy
(cardano-api)
13:55:26
[49dd4af6]
cardano-testnet | Wait for blocks using foldEpochState instead of filtering logs
(cardano-node)
13:57:26
[47df905b]
REMOVEME: cardano-testnet: disabled 2 relays and inducing failure in rpc query test
(cardano-node)
14:03:05
[cbaeb43a]
Bump cardano-addresses 4.0.2, align with cardano-node 10.5.3 ledger API (#5082)
(cardano-wallet)
14:26:09
[af0e5393]
Artifacts generated from 5065e3e7b500a34226ad2ba853c8f30902a9be04
(formal-ledger-specifications)
14:35:32
[9d6db75a]
fix: comment out Windows CI groups (if: false does not work on groups)
(cardano-wallet)
14:35:59
[9d0a0cfc]
fix: comment out Windows groups instead of if:false (Buildkite ignores if on groups)
(cardano-wallet)
14:56:13
[69b6c081]
Bump cardano-addresses 4.0.2, align with cardano-node 10.5.3 ledger API (#5082)
(cardano-wallet)
14:56:39
[7be5bb08]
feature(common): add new CardanoBlocksTransactionsMerkleRoot protocol message part and improve tests
(mithril)
14:56:42
[638e71df]
ci: move Attic cache to code-quality workflow with dev shell build gate
(cardano-wallet)
14:57:18
[6f0ccde9]
cardano-testnet | Wait for blocks using foldEpochState instead of filtering logs
(cardano-node)
15:02:34
[e99d16ba]
Stop tests from signing things they shouldn't; therefore accruing extra (4444) fees
(hydra-poc)
15:06:10
[78d2f70c]
Merge branch 'main' of github.com:input-output-hk/acropolis into shd/governance-inactive-dreps
(acropolis)
15:07:18
[b8daced2]
feat: add dump of drep and pool votes as well as acceptance epochs for proposals
(acropolis)
15:08:48
[65ba5497]
fix: replace partial functions with safe alternatives in library code
(cardano-wallet)
15:33:03
[b22c6ca0]
fix: address PR review comments on partial function replacements
(cardano-wallet)
16:01:17
[7aa84900]
feat(aggregator): add 'aggregate_verification_key_snark' field to 'certificate' table
(mithril)
16:16:25
[0a281c43]
Merge pull request #340 from input-output-hk/handle_MempoolTxTooSlow
(cardano-clusterlib-py)
16:20:42
[6e9ecbc6]
Artifacts generated from 10ca312b114fb1516d77637016280d3d77140fac
(formal-ledger-specifications)
16:22:43
[dc88c773]
Artifacts generated from 68691b4f9a1ddd8321ed92577d2d2f0ad62a80ab
(formal-ledger-specifications)
16:27:44
[b759896e]
Merge pull request #1056 from IntersectMBO/fd/maxBlockExUnits
(formal-ledger-specifications)
16:35:01
[31c02092]
feat(stm): move into_merkle_tree to closed key reg and schnorr verification key for entry key reg initializer
(mithril)
16:36:55
[96fcb6d6]
fix: mark SMASH_01 as sequential inside StakePools spec (#5108)
(cardano-wallet)
16:52:28
[16a15897]
Artifacts generated from b759896ed8e87f3de1ab0df87ed0bceeeee3c5a2
(formal-ledger-specifications)
16:58:25
[20b44a04]
(do not merge): added files to represent more target values in golden tests
(mithril)
17:04:36
[28604aba]
Merge pull request #5557 from IntersectMBO/td/update-utxostate-in-utxo-rule
(cardano-ledger)
17:07:36
[d8b7132e]
add Haskell Benchmark (customSmallerIsBetter) benchmark result for 28604aba1240a006e5427f0c27030e74924eacda
(cardano-ledger)
17:18:09
[2fdb6186]
fix: replace pipeline with Windows TLS cert store diagnostic (#5110)
(cardano-wallet)
17:40:45
[7bab120a]
refactor(aggregator): use dedicated cardano_blocks_transactions configuration for artifact builder
(mithril)
17:41:58
[20fc0725]
refactor(aggregator): use dedicated cardano_blocks_transactions configuration for artifact builder
(mithril)
17:44:32
[2c17d84c]
fix: move P/Invoke diagnostic to separate .ps1 script (YAML compat)
(cardano-wallet)
18:26:05
[ba62e751]
Disable tests that are now broken by disabled decoding of PV12
(cardano-ledger-specs)
18:53:55
[e06f5225]
Merge branch 'main' of https://github.com/blinklabs-io/dingo into fix/aws-s3-keys
(dingo)
20:01:17
[329cec87]
test: integrate regression test into caribic to verify entrypoint faucet not bound to public port
(cardano-ibc-incubator)
20:07:05
[369466e4]
Add spec-kit with copilot and claude from my fork that includes feedback of lessons learned
(acropolis)
20:19:02
[9cee26e9]
fix(cardano): separate reward log types into different namespaces (#875)
(dolos)
20:33:48
[6195ad95]
fix(aws): listKeys needs to hex encode the prefix; Key() needs to hex decode the key value for use
(dingo)
20:36:14
[94d9d095]
Change lens type for `committeeMinSize` from `Natural` to `Word16`
(cardano-ledger)
20:40:55
[9a9ce459]
refactor(cardano-node-chain): prefix `ChainDataStore` block range methods with `legacy`
(mithril)
20:40:56
[b3b08f7b]
refactor(cardano-node-chain): extract block range import code in a dedicated struct
(mithril)
20:40:56
[b112ad00]
refactor(cardano-node-chain): extract blocks & transactions import code in a dedicated struct
(mithril)
20:40:57
[b3216421]
refactor: rename `BlockRangeRootRetriever` to `LegacyBlockRangeRootRetriever`
(mithril)
20:40:57
[434b6d76]
test(cardano-node-chain): prepare `InMemoryChainDataStore` to new block ranges storage
(mithril)
20:40:59
[b8178cc2]
feat(cardano-node-chain): define methods needed to compute/store the new block ranges in `ChainDataStore`
(mithril)
20:41:00
[aa863433]
feat(persistence): add record and query to fetch a block with its transactions hashes
(mithril)
20:41:00
[57d0f031]
feat(cardano-node-chain): make `ChainDataImporter` compute and store CardanoBlocksTransactions block ranges
(mithril)
21:31:07
[38f9a3b9]
First run of the planner, doing research on where to integrate the evaluator
(acropolis)
21:31:22
[66aea0d8]
First run of the planner, doing research on where to integrate the evaluator
(acropolis)
21:40:04
[643692a0]
feat: persist and hydrate the in-memory ICS-23 IBC state tree via the gateway database cache, apply pending tree updates only after transaction confirmation with on-chain root verification, and persist the updated tree to avoid full UTxO scans on normal restarts
(cardano-ibc-incubator)
21:40:26
[11f8a5b9]
fix: make queryIBCStateRoot height-specific by sourcing the HostState UTxO at or before the requested block via db-sync, decode the inline datum root, and return the actual source height with stable gRPC errors
(cardano-ibc-incubator)
22:18:56
[9f006181]
getting closer to Computational instance for UTXO
(formal-ledger-specifications)
22:25:24
[687ccc05]
fix: skip pointer address stake removal when bootstrapping from snapshot
(acropolis)
22:39:31
[ee1e7a49]
Artifacts generated from f5210eaf5b2286f5c2cf9742c14455f1e1c1b8b4
(formal-ledger-specifications)
23:03:02
[954e45ce]
fix: skip pointer address stake removal when bootstrapping from snapshot and simplify drep params + deadlock (#671)
(acropolis)
23:04:58
[9327fcf9]
Artifacts generated from ed43e4f1b2edfdca21d6c964ec7749b477aa8267
(formal-ledger-specifications)
23:07:16
[1e4667b6]
🟩 API (All properties) is up (204 in 583 ms) [skip ci] [upptime]
(cf-token-metadata-registry-status)
23:07:17
[3bc75956]
🟩 API (Specific property) is up (204 in 121 ms) [skip ci] [upptime]
(cf-token-metadata-registry-status)
23:07:17
[aa4a635b]
🟩 API (Batch) is up (204 in 121 ms) [skip ci] [upptime]
(cf-token-metadata-registry-status)
23:10:23
[1972a34c]
🟥 1694ballot.cardano.org is down (0 in 0 ms) [skip ci] [upptime]
(cf-cip1694-ballot-status)
23:10:23
[4c77d65d]
🟥 blockchain-follower-api is down (0 in 0 ms) [skip ci] [upptime]
(cf-cip1694-ballot-status)
23:10:24
[4a5be09f]
🟥 cast-vote-api is down (0 in 0 ms) [skip ci] [upptime]
(cf-cip1694-ballot-status)
23:10:24
[bd36cf0e]
🟥 get-votes-api is down (0 in 0 ms) [skip ci] [upptime]
(cf-cip1694-ballot-status)
23:10:25
[07407abd]
🟥 get-vote-receipt-api is down (0 in 0 ms) [skip ci] [upptime]
(cf-cip1694-ballot-status)
23:10:59
[b873337c]
🟩 voting.summit.cardano.org is up (200 in 165 ms) [skip ci] [upptime]
(cf-summit-evoting-status)
23:11:00
[d2ba8bb7]
🟩 event-api is up (200 in 704 ms) [skip ci] [upptime]
(cf-summit-evoting-status)
23:11:01
[67283558]
🟩 user-verification-api is up (405 in 1046 ms) [skip ci] [upptime]
(cf-summit-evoting-status)
23:11:02
[39096c8b]
🟩 blockchain-follower-api is up (200 in 444 ms) [skip ci] [upptime]
(cf-summit-evoting-status)
23:11:03
[90139185]
🟩 cast-vote-api is up (401 in 141 ms) [skip ci] [upptime]
(cf-summit-evoting-status)
23:11:03
[7a0494de]
🟩 login-api is up (401 in 672 ms) [skip ci] [upptime]
(cf-summit-evoting-status)
23:11:04
[aedc6ea0]
🟩 get-votes-api is up (401 in 532 ms) [skip ci] [upptime]
(cf-summit-evoting-status)
23:11:05
[3f95fd47]
🟩 get-vote-receipt-api is up (401 in 532 ms) [skip ci] [upptime]
(cf-summit-evoting-status)
23:28:28
[27d16464]
Adjusted the case for ParameterChange proposals to return non-0 pool vote data if the proposal description mentions at least one of the security parameters
(koios-artifacts)
23:50:26
[1720a151]
Added utility function for checking whether given proposal description contains at least one security param and utilized it in voting summary calculations
(koios-artifacts)