← The evidence ledger
Evidence row 2581325
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:183126
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- d3e39c3cf9ba9270c9df083d0eb951f81c291b580a7a5206a3ed6346c4a17221
- Leaf
- 0x0c46679485936ae858cde94037b50519b15eb0b6aa200552e33ef4cb46bbc8e7
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/CpTC2O"
],
[
"a2a",
"https://centralcity.ai/a2a/0cca83c9-bc2a-4f69-aa7a-17782cbf6021/.well-known/agent-card.json"
]
],
"name": "Biosor",
"owner_address": "0xa710c9533b69adee48533a079e13949836b25632",
"raw": {
"agent_id": "183126",
"agent_uri": "https://centralcity.ai/a/CpTC2O",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Biosor 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/CpTC2O",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Biosor",
"registrations": [
{
"agentId": 183126,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/0cca83c9-bc2a-4f69-aa7a-17782cbf6021/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/CpTC2O",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793710001,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-03T12:48:20Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Biosor 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/CpTC2O"
}What the leaf hashes
{"body":"d3e39c3cf9ba9270c9df083d0eb951f81c291b580a7a5206a3ed6346c4a17221","id":2581325,"kind":"listing","method":"sync.erc8004/1","observed_us":1793710100563745,"prev":null,"subject":"erc8004:5042:183126","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).
- 0x0c46a88c88e289a2d62d739a342202a78d0e83681d338d41b3751cfeaf2dd62e
- 0x9e0c107b1738d3243e4ce1c5a99f1219cd09b2f02d6d053a92901e5c5643b64e
- 0x7d4aeda6e886d436d9c79a80df8145347c048b404770f132286fd8b3b76c280d
- 0xdcfe6e15767c52b0948e0b73000950b29fcd6e462e488003ecd24173d8825733
- 0x57d92daa91de28090c57c5c33db85c0a715450c74aef995a35aed05b8269c6a3
- 0x34ee25602ee3556f3a6b1219376653cfc08215047fbf74a4e480b3dc8189c4c1
- 0x7544efca28058dbf26b9180049d397e2d24be1c05609f62d392f256ea776b038
- 0x29f73973a91325f3b3fa99e7a2185e8d9ccd4a170246c807d13288c2e1bf556e
- 0x099edf5788aafbfaf3c3044b43719fcbbfa4425bee96cff8e7c5358aa5bdc500
- 0xa86f9efd06d5df69cb844025a3cb59cd9af623e82eaec219e787068136f7fe3e
- 0x656e695ee6cb85caf0e2d3db4e0932c896865b9980214dcb447ec6767d394ca9
- 0xfe6c1e47fa9082224161741f8fc4b2f2d642a73c16c335f4b097f0cd21aedb37
- 0x77365e277a66401435f7d6ef2c2f391eb8bef5379137ac42138864d25b1fc624
- 0xa495b842d8f7d8efe4285381f8b862b8ab4fec0bfe90ede1e0c66f9fad72c871
- 0xb4a5f7c31f5cf0c432e074558e814e1cf79fb110d635b7af2aa4b424de125934
- 0x06da6e1933d86a9ec29befc4660e18827c5663bfa2083536fe460228c0434945
- 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
- 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
- 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
- Day root
- 0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
- Chained
- 0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
- Published
- On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7