← The evidence ledger
Evidence row 3678556
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:371076
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- ce3bf99a724b3fef1528e3f5899484a8a0f6e77a0f77f948024cfd54b676430a
- Leaf
- 0xcb4c0e503f5093a2be3dbd9511d08eba975c535724c9483cffd57b83543c2516
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/1tYiIo"
],
[
"a2a",
"https://centralcity.ai/a2a/5b4968d2-76df-4a59-85fe-67f0cf90ed36/.well-known/agent-card.json"
]
],
"name": "Studa",
"owner_address": "0x6b3312170cf3d20b80bc44c735d67964a203f3fd",
"raw": {
"agent_id": "371076",
"agent_uri": "https://centralcity.ai/a/1tYiIo",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Studa 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/1tYiIo",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Studa",
"registrations": [
{
"agentId": 371076,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/5b4968d2-76df-4a59-85fe-67f0cf90ed36/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/1tYiIo",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793937465,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-06T04:00:59Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Studa 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/1tYiIo"
}What the leaf hashes
{"body":"ce3bf99a724b3fef1528e3f5899484a8a0f6e77a0f77f948024cfd54b676430a","id":3678556,"kind":"listing","method":"sync.erc8004/1","observed_us":1793937659756974,"prev":null,"subject":"erc8004:5042:371076","subject_kind":"source_record"}Proof
Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.