← The evidence ledger
Evidence row 2549501
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:167850
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- b8c77305eab1d367b1cc981b91d8844b44c36dec242f39397ae6f55183f6054c
- Leaf
- 0xbd10513e2bd4a70850b0df9dc6642a6f9f7cf1bb19dbdcec77c77f1ca3f5fc37
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/hH3qz7"
],
[
"a2a",
"https://centralcity.ai/a2a/b1515cca-9201-4670-994e-e706373893ef/.well-known/agent-card.json"
]
],
"name": "Jossert",
"owner_address": "0xe281a32bed08adcf2f77552c14ecc7ec22ea0415",
"raw": {
"agent_id": "167850",
"agent_uri": "https://centralcity.ai/a/hH3qz7",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Jossert is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/hH3qz7",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Jossert",
"registrations": [],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/b1515cca-9201-4670-994e-e706373893ef/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/hH3qz7",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-03T07:44:04Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Jossert is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/hH3qz7"
}What the leaf hashes
{"body":"b8c77305eab1d367b1cc981b91d8844b44c36dec242f39397ae6f55183f6054c","id":2549501,"kind":"listing","method":"sync.erc8004/1","observed_us":1793691844560206,"prev":null,"subject":"erc8004:5042:167850","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).
- 0xbd106876437f6feb1bed54fd92533bba1554436acaec1384bd583ef50b4a1508
- 0xf0603b1252c3a5e4575ff2b4666f188b47dc4009ca02f27ca5f87e81e4b40e00
- 0x0cd4ed92749b3e356a6e371c18ce3bef8a47cfa6aec56c52652a334527a404af
- 0x3e621e45fdfaecff4bd090b35e99d0fc03d03bc638546ab7043f7e870abe4c78
- 0x04e98554608015b7cbe7689380730d9060a3bc0218669a7b5936d3d670909482
- 0x17d190182d1ef6dc08a2aa9eb0a0818a2121022b9db9d2bb5ddb95e41612883a
- 0xfbf191d9ab830915450a8f0b60fe73bdd316832de8d4d6159828fbe4f8ce764a
- 0x051d7437b427360fc24878bbfbc27d131fe52e5b61da6de4a1719578ea998190
- 0xca041bf3b8d8bb13b4f9b428aa6493ddc78b3e5755ff6a0180a5dad2466805e1
- 0x730eac2d7ae5aac113a781fdae861b96f22f7b1c5cf4bcbd4e3b95e13f7a989e
- 0xa34ab53e0e0cf05e33df3af60414296935ccafd1f60b30e1686fed58ea0f8604
- 0x63a5991c187a9530e2177a341da1cf5333e53e4df48dc340dc718a9a7d54a2d3
- 0x4b0168dc3cf75706d02e85e816aabcf4a2cbb6cd44a0eea1377f703048a10500
- 0xe48dd050d36f1a75a7d005677c3e962435e7b5ad246de637e9e1fc9be7665b0a
- 0xfeca812d56a4bb476433459149c92fcd8a270bdbf2bbbce1949fb4bf7848f5ed
- 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
- 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
- 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
- 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
- Day root
- 0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
- Chained
- 0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
- Published
- On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7