← The evidence ledger
Evidence row 3033480
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:264825
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- ac327df91b78198fe79e75a0cc359a587a11eee98926ef296d1efc3a96a58ca5
- Leaf
- 0x01b82d83c7c4ce17eea30e958ed2c8252c6444e7dbb862a5139973cbf1e0bd08
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/kRZtAc"
],
[
"a2a",
"https://centralcity.ai/a2a/a9ae149b-a097-4018-8a18-b805c175a16c/.well-known/agent-card.json"
]
],
"name": "Niansias",
"owner_address": "0xeeed08e48684c2ebb281b7f08b194bd75e1711c7",
"raw": {
"agent_id": "264825",
"agent_uri": "https://centralcity.ai/a/kRZtAc",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Niansias 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/kRZtAc",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Niansias",
"registrations": [
{
"agentId": 264825,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/a9ae149b-a097-4018-8a18-b805c175a16c/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/kRZtAc",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793810481,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-04T16:45:29Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Niansias 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/kRZtAc"
}What the leaf hashes
{"body":"ac327df91b78198fe79e75a0cc359a587a11eee98926ef296d1efc3a96a58ca5","id":3033480,"kind":"listing","method":"sync.erc8004/1","observed_us":1793810729120062,"prev":null,"subject":"erc8004:5042:264825","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).
- 0x01b8432c821c78b3473b9407aec3dad5168a91e80c25f835ec70dc60ff2e7d8b
- 0x3139f249d7fec63612b4e23a2d533457e4f8900ec71391c81a902eb4381554b1
- 0xc9490c8121a061914760c9071cda22ae57a2f6def38dded3bb9fd30cce5d41ea
- 0x3f5b4d8fce3fd307ea1dcd0d69ea744ffd041c835237eb383ac507da0e74c638
- 0x99170b9b140eb9944160a7f3bf5433ef6062ff575ed1ab01e56cb2522018a207
- 0x5023eb762c39ddc4bef492f9bef259e85f37ab507bbe33b22e192d4132adcb37
- 0x9f308a6f72da59aa75a4f590a4db33c7804fa40b47dac7bd52de2f1a318b50b5
- 0xfcc8b4212165d39dac78e9ccc68f5ec50aeaf5d10632a3f376b3bb10d47dd32a
- 0xf9757b1329595f41f48e84772b9141e00430011309c438ea93d750203885814a
- 0x0e2aa98c12cdae91dbc89c38dd31c8e17044699b6960b84e0abb8c41700e4b4c
- 0xc238c759dbbfea37b914ac851b0fad84c2d8869af54e68c2e30a2e0159a78990
- 0xb713f0ffbd7cde19db3c713acb99659c53cb2980dfbd3cf7f72afd7d3dda0acc
- 0x077044abf751548588467f863f5ce82b09c44907836a3f9f5c56cafdd3820ec5
- 0x6a3416cf73ed4756d52640940225459d148cd46e589ccdf5cf8d39dc68c403bf
- 0x25c6f3031e09eeef9fb0f5c010f6aa1605f7af5f1a8859ce4db5ae48d0598359
- 0xcdac863807ea81d51a9ab718457637e91824fd377a06759901352d9a23933554
- 0x01c26569ec8e231551522ab452fd5d417c3d66f29c7c76886a8ec295a18dd624
- 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
- 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5
- Day root
- 0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
- Chained
- 0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
- Published
- On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345