← The evidence ledger
Evidence row 1771768
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:7737
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 24f2ff7caf520ba074ce8576fe8abfa21f0bc2834334645d7066c052bdb98dba
- Leaf
- 0x4c464e5946bd7b5fc492c8d7502d0ec2b659f77c937b86bfff9e42a3a0ed565a
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/JEPQ1O"
],
[
"a2a",
"https://centralcity.ai/a2a/2ba05eed-44c6-4258-9a75-0f18db33a201/.well-known/agent-card.json"
]
],
"name": "Fefert77",
"owner_address": "0x5aa063bca0b38968b9fef9e2efae6c8a64787716",
"raw": {
"agent_id": "7737",
"agent_uri": "https://centralcity.ai/a/JEPQ1O",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Fefert77 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/JEPQ1O",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Fefert77",
"registrations": [
{
"agentId": 7737,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/2ba05eed-44c6-4258-9a75-0f18db33a201/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/JEPQ1O",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793547605,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-01T15:42:24Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Fefert77 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/JEPQ1O"
}What the leaf hashes
{"body":"24f2ff7caf520ba074ce8576fe8abfa21f0bc2834334645d7066c052bdb98dba","id":1771768,"kind":"listing","method":"sync.erc8004/1","observed_us":1793547744511629,"prev":null,"subject":"erc8004:5042:7737","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (302406 rows).
- 0x4c460e23779e74d0f708dcd1bbd002e340d64e63b02ff7cc5533c983cd6c5390
- 0xebd151c5e7563ab0a298cc8e0fffe53702e4dc98d48fca6db53edcb55c7ba7f2
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- 0x64a94e0c48a903c027011e0087ba66629a2290e5cb522a74d8b685198ce97e9d
- 0x9e2fc3548772da66a1592160989bd7882f547eefc308706d791c786ae400b210
- 0x45cc68bab9ef8148f4e9882be39255493d62aed5724a6673c1703189c58ac267
- 0xa031f0c8ca42e5af80a9537a3170f46101b3bdf573d73fd2efb58fc29933e4ef
- 0xfb9a0d3d98700b1c05708e0464afb46f62643d64a9cfdca78762efdef50f8b2e
- 0x32f9ac6180e940d235f0118223e3313405de297a090fd4a5159eb2abaf9bcca6
- 0x8adde7259579467742a0ee3e408e76786c544880b642a896d1d5d82a578163e9
- 0x61ff57d2ade82e1a92f0c8a6fa7a2f8e022bc472388e996ddec0babb3b66db9d
- 0x50d0aab4654c4fc0e4e1b6e9ce23b51cbee73c6fbad455db813e190229817e20
- 0xe856d71d4d8a98af6db9d570016de7389476d0530bd8e162ceafbaf3cd861a5b
- 0x4dd56cbe7671c2bd3ac1c5d78e38f1cd1c8a879b29f9a6a5b8a22555a3aedcd2
- 0x0e3f78943343406ddd3828dd4ca4b5a188e80ffe3ac87d64d979448ee11c1cc5
- 0x00ec7149eb024693951d82cb635dfa183f4f34dae011e77ba0420a38a378e0aa
- 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
- 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
- 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
- Day root
- 0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
- Chained
- 0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
- Published
- On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90