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Canton Updates/1220ed...f7d4
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Canton Update

Canton Ledger Transaction

Canton
EVM block
Canton
Block #171,906

This Gateway_FinalizeBlock transaction built EVM block #171,906 through the gateway-build-block external call and committed it with 3 transactions.

Block Lifecycle
block #171,906
EVM block settled on CantonGateway · Gateway_FinalizeBlock
0ms
250ms
500ms
570ms

Block planned

Producer plans block #171906 (block timestamp)
—

Gateway_FinalizeBlock

Block timestamp → commit, incl. the gateway-build-block call for block #171906

456ms
456ms

Committed on Canton

Participant commits update 1220edad9f…32f7d4
—

Imported to the execution layers

Importer applies block #171906 from GatewayHead

—
0ms
250ms
500ms
570ms
EVM
Canton
External call
Total
Complete456ms
456ms

Measured from on-chain timestamps only: the EVM block timestamp, which the producer chose when it planned the block (whole seconds), and the record time (commit) of the Gateway_FinalizeBlock transaction; a commit that reads slightly before the block timestamp (rounding) shows as 0. The gateway-build-block external call runs inside that transaction and is not timed on its own; the import into the execution layers follows the commit and its time is not observable here, so those steps are markers without a duration.

Settled EVM Block
Block
#171,906
Block Hash
0x2f4ada71...de420f17
Block Timestamp
Nov 12, 2026, 21:26:10 UTC
Transactions
0x824bb86c...9a316b610x4617...c777 → 0x730c...6de8Success
0xe5f95c87...7f857bdf0x2a5f...1d9c → 0x235d...3c8cSuccess
Overview
Update ID
1220edad9f...8132f7d4
Offset
533342
Record Time
Nov 12, 2026, 21:26:10 UTC
Command ID
gw-64c9a5594...4f78df7e
Synchronizer ID
devnet::1220...dbf9acf2
Events (6)
exercisedf34c7bd9ec0c052bdc5622cf5ab34cf12bc64869829037ee4d7540b189ea7085:Zenith.Evm.Gateway:GatewayHead
Contract:00ac0488d2...4c29b330
Choice: GatewayHead_Finalize
Payload
{ "input": { "parentHash": "7c6b4615e535a6779bb50feae417b227561f19a8b17d8409ad9ade294f78df7e", "timestamp": { "unpack": "1794518770." }, "feeRecipient": "00000000000000000000000000000000000000fe", "prelude": [], "transactions": [ "f86d0c850405f7e00a82520894235dc887c81c87cfa6d8a743aa93ace7c51b3c8c865af3107a400080831c94…a7c49797c1b07411cfa319a01591f94400ac703dce251b96ae8241f185468fe52a616cb7b804ecb7e6ee6289 (111 bytes)", "f8ac528459682f0083011e3994730c19364ad43e1b1075500ecf06ef8f99d86de880b84440c10f1900000000…6d917d0327823f30fef337a029c773a7e3608d5800fd473a3f21e38cbf0946faeb7b1120d01c91c33b158619 (174 bytes)", "f86d0c850405f7e00a82520894235dc887c81c87cfa6d8a743aa93ace7c51b3c8c865af3107a400080831c94…7b1f862f9c23a65a91ce74a0494f192cdef889003386e3b1e907f13d7292f2ac111915466ad400ee4ee39e88 (111 bytes)" ], "epilogue": [], "withdrawals": [], "logFilter": { "addresses": [ "00000000000000000000000000000000000a7e00", "50d0eea5a51b1d262b295f9978ed2e2e02a5a5a3", "f52aba48533156e0180d6f8e6d9a474fa06a90cf" ], "topics0": [] }, "inboxScan": { "gateway": "00000000000000000000000000000000000a7e00", "inboxInitCodeHash": "704985d1ae018e94b3983882895f10ada607c5793c727fdacc1e48b35d65e92c", "runtimeTemplateHash": "f5300aee21aca6c1c1489b43d775454f1392a77df3058f0b2a82e065edbdf345", "immutables": [ { "offset": "278", "size": "32" }, { "offset": "373", "size": "32" }, { "offset": "651", "size": "32" }, { "offset": "758", "size": "32" }, { "offset": "120", "size": "32" } ], "saltOffset": "120", "nativeTopics": [ "8d6cc7bec951dd15d11af1a0ac06bbb8d190c277b0d7ce020da1ffc89b8655e2" ], "tokens": [ "285fb55cf094a2a9e80c26c0d726f1c9b86b86f2", "4feb549aa9608fa13c2e9366df7dd38b267e0d46", "a4923804940ba9accefe23402ef1f793bf9cd473", "d238579f5a5c184fe423d68dcf245c2e86ca60e9" ] } } }
0x46261e4d...876b870f0xb053...5867 → 0x235d...3c8cSuccess
exercisedf34c7bd9ec0c052bdc5622cf5ab34cf12bc64869829037ee4d7540b189ea7085:Zenith.Evm.Block:Block
Contract:00c9b075d0...157958a1
Choice: Archive
Payload
{}
createdf34c7bd9ec0c052bdc5622cf5ab34cf12bc64869829037ee4d7540b189ea7085:Zenith.Evm.Gateway:GatewayHead
Contract:00f0574718...7748e3a4
Payload
{ "chainId": { "zeo": "zeo::12204a88976da02f8d43c894dbbbf1d606d82c06d7f73504ec2aa030e88530667974", "version": "64c9a5594fdc9ca81066357699ac446bee6936b5a7f52c88238ddfbb82ac0979" }, "deploymentId": "64c9a5594fdc9ca81066357699ac446bee6936b5a7f52c88238ddfbb82ac0979", "deploymentCid": "0071e5cc368ecfcd19992d2e141e4029742709aca0baaa02e0ec340e4040f5c689ca121220e48eea45aba814eb0e5186eb92759c4541e5d586e32f373cca056340b5a941a4", "blockCid": "0047abdd4a59cb836da9ca21d0f8428b42940c461df578f144ce2b1757ac0b0c36ca121220367863f77871a2f2bf415c3397c1a5ac131749ccb560f25c1aef29e20ef9db49", "hash": "2f4ada71b3c348acdea02d5ee1389360904699ebb09c4ec2d402ce09de420f17", "number": "171906", "timestamp": "1794518770", "nextWithdrawalIndex": "5", "committed": { "headerRlp": "f90279a07c6b4615e535a6779bb50feae417b227561f19a8b17d8409ad9ade294f78df7ea01dcc4de8dec75d…0000000000000000000000a0e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 (636 bytes)", "envelopes": [ "f86d0c850405f7e00a82520894235dc887c81c87cfa6d8a743aa93ace7c51b3c8c865af3107a400080831c94…a7c49797c1b07411cfa319a01591f94400ac703dce251b96ae8241f185468fe52a616cb7b804ecb7e6ee6289 (111 bytes)", "f8ac528459682f0083011e3994730c19364ad43e1b1075500ecf06ef8f99d86de880b84440c10f1900000000…6d917d0327823f30fef337a029c773a7e3608d5800fd473a3f21e38cbf0946faeb7b1120d01c91c33b158619 (174 bytes)", "f86d0c850405f7e00a82520894235dc887c81c87cfa6d8a743aa93ace7c51b3c8c865af3107a400080831c94…7b1f862f9c23a65a91ce74a0494f192cdef889003386e3b1e907f13d7292f2ac111915466ad400ee4ee39e88 (111 bytes)" ], "withdrawals": [], "requests": [], "blobHashes": [] }, "observers": { "map": [ [ "operator::1220b64aeea8abe20728a6f60d66d6a57212ca9ba2f8d3b7a45bf8dd4de6932eeff2", {} ] ] } }
createdbc022469b1fa28afd38705e2e015bb822585bea2bbdd8d3e7a8933c17050a6b7:Zenith.Gateway.Finalize:Gateway
Contract:00a80dea1a...5354cace
Payload
{ "chainId": { "zeo": "zeo::12204a88976da02f8d43c894dbbbf1d606d82c06d7f73504ec2aa030e88530667974", "version": "64c9a5594fdc9ca81066357699ac446bee6936b5a7f52c88238ddfbb82ac0979" }, "deploymentId": "64c9a5594fdc9ca81066357699ac446bee6936b5a7f52c88238ddfbb82ac0979", "deploymentCid": "0071e5cc368ecfcd19992d2e141e4029742709aca0baaa02e0ec340e4040f5c689ca121220e48eea45aba814eb0e5186eb92759c4541e5d586e32f373cca056340b5a941a4", "currentHeadCid": "00f0574718ab4d900ea4fce8ed4e488169ff15aef7d1f60941ce74344e1e3f2a93ca1212201a175bf7c33166763635984283a0eb7f21b6bbf6d637ee0cac297c1f7748e3a4", "operator": "operator::1220b64aeea8abe20728a6f60d66d6a57212ca9ba2f8d3b7a45bf8dd4de6932eeff2", "params": { "capacity": { "native": { "laneGas": "5760000", "laneEntries": "64", "withdrawals": "512", "collections": "64", "scanTokens": "0" }, "token": { "laneGas": "8000000", "laneEntries": "64", "withdrawals": "0", "collections": "32", "scanTokens": "1024" }, "indexing": { "laneGas": "1880000", "laneEntries": "4", "withdrawals": "0", "collections": "0", "scanTokens": "0" } }, "laneMaxFeePerGas": "1000000000000.", "deployInboxGasBound": "470000", "rotateLaneGasBound": "40000", "rotateRecoveryGasBound": "40000", "native": { "tag": "ZthNative", "value": { "wzthInstrument": { "admin": "r-635d45b53c561ec7a462ab7a0511468ae5df3443eb2add2b161255bb95b612ad::12204a88976da02f8d43c894dbbbf1d606d82c06d7f73504ec2aa030e88530667974", "id": "erc20:50d0eea5a51b1d262b295f9978ed2e2e02a5a5a3" }, "wzthRegistrar": "r-635d45b53c561ec7a462ab7a0511468ae5df3443eb2add2b161255bb95b612ad::12204a88976da02f8d43c894dbbbf1d606d82c06d7f73504ec2aa030e88530667974", "genesisSupplyWei": "11002000000000000000000000." } }, "nativeGasBounds": { "collectNative": "90000" }, "tokenGasBounds": { "registerWrapper": "830000", "setWrapperMetadata": "100000", "registerOriginal": "340000", "mint": "110000", "release": "100000", "collectWrapper": "90000", "collectOriginal": "120000" } }, "keys": { "lane": "24075d3562802b90a3aaa567f1bb8ec1fbab83bf", "recovery": "61295be4a97cb7861dfdbede9c8b34d27030897e" }, "nativeState": { "tag": "ZthNativeState", "value": { "evmSupplyWei": "11002004249999853856823739.", "matchedSinkWei": "15600000002000000000.", "wzthOutstandingWei": "11350000000000000000." } }, "tokenState": { "registered": [ [ "285fb55cf094a2a9e80c26c0d726f1c9b86b86f2", "CantonOrigin" ], [ "4feb549aa9608fa13c2e9366df7dd38b267e0d46", "CantonOrigin" ], [ "a4923804940ba9accefe23402ef1f793bf9cd473", "CantonOrigin" ], [ "d238579f5a5c184fe423d68dcf245c2e86ca60e9", "EvmOrigin" ] ] } }
createdf34c7bd9ec0c052bdc5622cf5ab34cf12bc64869829037ee4d7540b189ea7085:Zenith.Evm.Block:Block
Contract:0047abdd4a...0ef9db49
Payload
{ "chainId": { "zeo": "zeo::12204a88976da02f8d43c894dbbbf1d606d82c06d7f73504ec2aa030e88530667974", "version": "64c9a5594fdc9ca81066357699ac446bee6936b5a7f52c88238ddfbb82ac0979" }, "hash": "2f4ada71b3c348acdea02d5ee1389360904699ebb09c4ec2d402ce09de420f17", "beaconState": { "balances": [ [ { "unpack": "0." }, { "unpack": "0." } ] ], "withdrawalIndex": "0" }, "observers": { "map": [ [ "operator::1220b64aeea8abe20728a6f60d66d6a57212ca9ba2f8d3b7a45bf8dd4de6932eeff2", {} ] ] }, "gateway": "64c9a5594fdc9ca81066357699ac446bee6936b5a7f52c88238ddfbb82ac0979" }
exercisedbc022469b1fa28afd38705e2e015bb822585bea2bbdd8d3e7a8933c17050a6b7:Zenith.Gateway.Finalize:Gateway
Contract:00023be497...17abad06
Choice: Gateway_FinalizeBlock
Payload
{ "headCid": "00ac0488d22f03b2d7733849ee9b6fc408ddd4a67b2b4d210da4a6388cacd563baca121220f2d5720a3673c6529ef6a71e5c1d0a600df62f106b89b0b0eaff37164c29b330", "block": { "timestamp": { "unpack": "1794518770." }, "feeRecipient": "00000000000000000000000000000000000000fe", "prelude": [], "transactions": [ "f86d0c850405f7e00a82520894235dc887c81c87cfa6d8a743aa93ace7c51b3c8c865af3107a400080831c94…a7c49797c1b07411cfa319a01591f94400ac703dce251b96ae8241f185468fe52a616cb7b804ecb7e6ee6289 (111 bytes)", "f8ac528459682f0083011e3994730c19364ad43e1b1075500ecf06ef8f99d86de880b84440c10f1900000000…6d917d0327823f30fef337a029c773a7e3608d5800fd473a3f21e38cbf0946faeb7b1120d01c91c33b158619 (174 bytes)", "f86d0c850405f7e00a82520894235dc887c81c87cfa6d8a743aa93ace7c51b3c8c865af3107a400080831c94…7b1f862f9c23a65a91ce74a0494f192cdef889003386e3b1e907f13d7292f2ac111915466ad400ee4ee39e88 (111 bytes)" ], "epilogue": [], "indexing": [], "rotation": null, "refunds": [] }, "nativePlan": { "credits": [], "collections": [], "settlement": { "tag": "ZthSettlement", "value": {} } }, "tokenPlan": { "routes": [], "wrapperRegistrations": [], "originalRegistrations": [], "metadataUpdates": [], "mints": [], "releases": [], "wrapperCollections": [], "backingInputs": [], "custodyMerges": [], "originalCollections": [], "consolidations": [], "consolidationAccepts": [], "consolidationWithdrawals": [] } }