← The evidence ledger
Evidence row 2088367
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:75718
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- d8e78d1ba4646271d187f36b2231287c24c35bd3474a10df174c72d5b9bf81aa
- Leaf
- 0x62464607228df256102b23ded75a5050e79ea4cb8c3d66d4ae3d0ef6d636ca25
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/7PjRuW"
],
[
"a2a",
"https://centralcity.ai/a2a/dca22fe5-d1c7-4114-b351-42fe32266957/.well-known/agent-card.json"
]
],
"name": "Zefel",
"owner_address": "0xf16660287e0c9c54ba50f0cea9001324368d38a2",
"raw": {
"agent_id": "75718",
"agent_uri": "https://centralcity.ai/a/7PjRuW",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Zefel 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/7PjRuW",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Zefel",
"registrations": [],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/dca22fe5-d1c7-4114-b351-42fe32266957/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/7PjRuW",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-02T07:57:02Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Zefel 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/7PjRuW"
}What the leaf hashes
{"body":"d8e78d1ba4646271d187f36b2231287c24c35bd3474a10df174c72d5b9bf81aa","id":2088367,"kind":"listing","method":"sync.erc8004/1","observed_us":1793606222234171,"prev":null,"subject":"erc8004:5042:75718","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).
- 0x6246141aebec6da7a07b1ece3a61636e923a94b7c126d18ad0a13bc06e8725d9
- 0x3c4f293e31bb7419641ac4fb5ad1349f01f3f4bed3e6ef51b7d09827d14074b9
- 0x9b6096b07f459910c759d53b1647f4ad3f1a18e7c48b53a80b7c30a741fee715
- 0xbcf3e967f84cd03d951a57b6d61298d25853561db618a040072e6a3b2d997d94
- 0xa40e003b4a02a7298e0cd67abfb46772e99f631f3db8196364733cffa23b24bd
- 0xc472dcb1bcda418d2334d8ad40c42ae798bfcdb18d85861fce781f6d62a64101
- 0x7e671c572218bdce7c8502e945f4c93f1d5952b781d27a8d6a02d745e0eb1561
- 0xa782cf231cc300ef396e5bbd3c73cf4dac4e9913a6c47fcea8f23692482d9970
- 0x0eb6e3541011aa762bbbdefa66ad4789b0b1b105de09ad86489498a179c0136b
- 0x0363db2ddd4804d8589daf989402865cc229bc39219381b3117c3d58f106c28d
- 0xbfa01cba6849cecd2c8f2b513afec8bb5ea92a87c56cd492662578b665f74197
- 0x01f1d6bc3b4b6d999bc8426485b340e41a9ad059d38c36f458e881f8b52146d1
- 0xfcf5d9c790c40588489c41a23736feba4efc9e83eda3317c30f53a98ce8d1d89
- 0x6ae97c2bdc679e3326a739627f6c3a307d7e25e547b9bf23dbf2622fb26d858e
- 0x23f4763e8db2efe57fbc28dfc68f2b97b65f54a03425994e68157763af649a50
- 0x0e5696ae625571c52ddcd8dc09aa6c994b4ab38f2086df20d56f1f01c603e501
- 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
- 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
- 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af