← The evidence ledger
Evidence row 3015780
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:252980
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- a7ac87bda27571d69eee02f6cc7510fee18e5aa49ead9ca3966268e8b121ace8
- Leaf
- 0x30c459908e06140aefff7fcdeaa1f8215e81906260e7c56c6c5361017d4f287c
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/I8q5R5"
],
[
"a2a",
"https://centralcity.ai/a2a/49aa107d-d3f9-422a-8f03-3ee201ea2a94/.well-known/agent-card.json"
]
],
"name": "Gramuzan",
"owner_address": "0x96e777edf212769f2c6533a4d10cd4951722e9b4",
"raw": {
"agent_id": "252980",
"agent_uri": "https://centralcity.ai/a/I8q5R5",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Gramuzan 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/I8q5R5",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Gramuzan",
"registrations": [
{
"agentId": 252980,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/49aa107d-d3f9-422a-8f03-3ee201ea2a94/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/I8q5R5",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793802051,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-04T14:23:20Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Gramuzan 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/I8q5R5"
}What the leaf hashes
{"body":"a7ac87bda27571d69eee02f6cc7510fee18e5aa49ead9ca3966268e8b121ace8","id":3015780,"kind":"listing","method":"sync.erc8004/1","observed_us":1793802200446027,"prev":null,"subject":"erc8004:5042:252980","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (424109 rows).
- 0x30c47932b123e51aa0abf6246ee36d59a1afdd43ae58eec26a68fb53ca0d228b
- 0xc79eea2c4b4e05a996fcc418adc0f7b705a3465f1b584314816f4ad3ed1d7192
- 0xbb33e6b116612a7e8b4f72d3647e95aea124bfeb67984bf9d3dc9010faeef408
- 0x816819130e807b854e34231614d5c51891a83ef08057aa3add8b207275ff408f
- 0xc171c99db51802daf16c2b7ff7e948b52bd9b914cb5a81eba4895ba5818b4f21
- 0x624baf7a83048534b47038f1b9a3a6a8db5c06f1d4ae4b20294fa7751763f43f
- 0x26ecb83a5121973e017ad7f8c3cbf025aa27a72adf63d90b0907612339c86ab9
- 0x37b09cb001c85edd6650390c9385f7f0d4094465ba7d8fb916e1572d66302c52
- 0xd6642ca7bcafb29f4935629cf0726c4942587340e25a3a75421bfb01efb7f033
- 0x876bf0138e12155274fad9309c7f0bfadb926418a6c86a3bbd1c711f0fbc6029
- 0x801e6f467d9165a75e5b516e104176e7792c7181475e33d3265407ea01089900
- 0x89cfefdef6a81a829da724900e51c192adc95649e0f8e38f54ea4619e726f7e8
- 0xb87b397608c9c76acc942d38bf1e88c0a9cbc532b34602d930d9a18e37bf39b8
- 0x9d907331506c7b04c540d946932cd0d003e3b8bed785427b82286d101a946ed7
- 0x80d767e810dea8f03e47cc3217bd2604062057071b87fb3908bc918d21222df3
- 0x8632761f28bd1d3a8f35afb1fa5e24cfd1b78978317cf7ac09f0fd65df795c1c
- 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
- 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
- 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5
- Day root
- 0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
- Chained
- 0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
- Published
- On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345