← The evidence ledger
Evidence row 2180773
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:116369
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 47c9f140d1361874f7d0f716b58f7bb96d97f8ef41ccb2faaff3a6bb6f840c4e
- Leaf
- 0x7c7ba2bc610b5caee78b3b50ce82a727702cbe7a0d52235e1e8d1c79a3283ac5
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/tSz4em"
],
[
"a2a",
"https://centralcity.ai/a2a/da77b106-9345-471c-97ce-c422957960c0/.well-known/agent-card.json"
]
],
"name": "Grimpeon",
"owner_address": "0xfbc178fd1fd23893de6b25a9bc5f807d5f25221e",
"raw": {
"agent_id": "116369",
"agent_uri": "https://centralcity.ai/a/tSz4em",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Grimpeon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/tSz4em",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Grimpeon",
"registrations": [
{
"agentId": 116369,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/da77b106-9345-471c-97ce-c422957960c0/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/tSz4em",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793640145,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-02T17:24:12Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Grimpeon is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/tSz4em"
}What the leaf hashes
{"body":"47c9f140d1361874f7d0f716b58f7bb96d97f8ef41ccb2faaff3a6bb6f840c4e","id":2180773,"kind":"listing","method":"sync.erc8004/1","observed_us":1793640252569694,"prev":null,"subject":"erc8004:5042:116369","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).
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- 0x641782cb5f7c55908d84733138b3de12f85eb594ebdbe482b3d68f4c6e15d9ac
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- 0xd2354e82dc4e47d58815f07e8f3ec7d27c3d3ab6287ea28262ef99650e81166d
- 0x550a3601a55c8588057d7ff7d9da6a2fa887c95f33651a99c3e53bf9a6c66736
- 0xc81fa7a9deffdad743d95e824096d76817d64382406a48beb00181bc0ce12880
- 0x56ae5d232b18a58c0f33b66107c68ec5b5e380ab8b8a2221eada3350dd59d13f
- 0xb3b9ef500fa494e02437d31b229d592732d66a0d19ab7c2e8da55003403e08d9
- 0xbf566343a018d394092c65583a0a560f0f72f555ce937c8d88538c1904e5b729
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- 0xba4835b6b8933e1938390e10fbaea2d501aed997dc7616319e16144711f9b5bf
- 0x8d1e21bdb30d190f33f362fb3e038520281852ad2d6e49bf14075b805164fae9
- 0x96da2b0c348fe4c196311a3c711ae28b065713c442f3976e291c0a6f22cb1f7e
- 0x3e60cda43ffc319c006284ca48609bc80da357b45fb9e0a57810e00816d3e8e0
- 0x46991481c678139203ebc3c532867ce1643c09ddc33966c4fb48bb7f033ab22f
- 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
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- 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af