← The evidence ledger
Evidence row 2145859
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:98679
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 3328a29c8e666e4cfc6b3bee69c15863a91664f930511430f30f8f8167149eb5
- Leaf
- 0x73402e7c04172a079b2706c174e1bb37a75f2d65bf26d5f6ac2338c89d88694e
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/RrDcwm"
],
[
"a2a",
"https://centralcity.ai/a2a/8cc0e3af-6591-4245-84ff-edb5f3a55b51/.well-known/agent-card.json"
]
],
"name": "Grasert",
"owner_address": "0x74616a0488a2740346e14677d50cc4441c7b8694",
"raw": {
"agent_id": "98679",
"agent_uri": "https://centralcity.ai/a/RrDcwm",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Grasert 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/RrDcwm",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Grasert",
"registrations": [
{
"agentId": 98679,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/8cc0e3af-6591-4245-84ff-edb5f3a55b51/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/RrDcwm",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793626311,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-02T13:33:12Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Grasert 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/RrDcwm"
}What the leaf hashes
{"body":"3328a29c8e666e4cfc6b3bee69c15863a91664f930511430f30f8f8167149eb5","id":2145859,"kind":"listing","method":"sync.erc8004/1","observed_us":1793626392108149,"prev":null,"subject":"erc8004:5042:98679","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).
- 0x73401de8b0eb74545c4bb14b9b750281f9020cf24fcd763adf5e9a44b8a7bc2a
- 0x8bd5c995320f15ba36c3962a65468c3447a0f567e40612ea133be2498f52b7c5
- 0x78b082bc39d922a6e87f3c482e29e36d4764a47a4c06733c91f597678b7200ef
- 0x0873ac542331c55f21d8d9d159683f65b9a765cb2b71def52b454c155816db1b
- 0x38b42f65a7b05e4b1e35d40530516567ccdc7a40fea1b4c5efa2bcde4dc6e710
- 0x97cd085b1cac192ccf5d9e651f108944c026db80f565b564c947988c62444b51
- 0x995ff454904f609c3bb330fab1433358410ef013b31c501f0617d13f5b7db5d0
- 0x39c19ee47292ef70ef433648fe53efe83e01dce1099cabc5d60500d7d1ef1ec3
- 0xb336c740934564bd47366ecbee9382138e6e3b50c7f3ad82a629a0abf2bc728d
- 0xdd3a75312dd712233d1a14832d38b78a65b9c172c0594968da8455589b0d9bf1
- 0x3eeb7c3b0524c0db2865426337fe39f4407f007b3ed956bd716f39a5ab8dbf7d
- 0x51697ad5d0e09a5ab486f9f30e38496d82eff55f99559b8ea48978b3737edda3
- 0x5b336d18729d4068a892dd1e69a1bcd181b14c9ee7673f058f47ad6722014ff9
- 0x05ad6b5d39c05b20c421cfd08a369494609a679562a35de106ddfc5164e8f853
- 0x60dd7fd8117cbf3b80707f722623736c8c2b5b56277e8e78c9f81ef2dab8deab
- 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
- 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
- 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
- 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af