← The evidence ledger
Evidence row 1849450
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:40303
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- f415405f8637a65170fa7e15f51e2d7f1f1a4a3398ba21c32e9f2a82a1572fdf
- Leaf
- 0x3286aa18e155f46d8acb184af524844f7f96ad75693ab490d7cae7400b2c27a2
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/5lLiRc"
],
[
"a2a",
"https://centralcity.ai/a2a/38abda2c-4458-47ef-a2ff-aa63b7b174c5/.well-known/agent-card.json"
]
],
"name": "Lampert",
"owner_address": "0xc4b6a7d99a14a4d1e5547010f98bf1a3649230e0",
"raw": {
"agent_id": "40303",
"agent_uri": "https://centralcity.ai/a/5lLiRc",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Lampert 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/5lLiRc",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Lampert",
"registrations": [
{
"agentId": 40303,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/38abda2c-4458-47ef-a2ff-aa63b7b174c5/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/5lLiRc",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793577450,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-02T00:00:51Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Lampert 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/5lLiRc"
}What the leaf hashes
{"body":"f415405f8637a65170fa7e15f51e2d7f1f1a4a3398ba21c32e9f2a82a1572fdf","id":1849450,"kind":"listing","method":"sync.erc8004/1","observed_us":1793577651841639,"prev":null,"subject":"erc8004:5042:40303","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).
- 0x3286a339bb307d89cad8dee7ef1bdd303b0dcf44f71b15fe20aaf7cb8bf6b281
- 0x253acd7ca765aeacbf039ad19981c694460ce448f40346d369ffba476325679f
- 0x3140cc0fb3f2275808f9fa054a51eebba5eecae6c165cf07b5640491e4cf83ec
- 0x22d93725a35cffb7d348a38fad54aa6d2f54123f63051023cdef5d3119c4c44c
- 0x21379d21b3eb9f4443c4b05b8f3e247b9e8f7aac6859abf6a0973760f2d40704
- 0xb7d95db0ecd966b196408a8eca32128a762a8bd0733d23b986ea8e20fd663202
- 0xd51cd64231af55fa5fd008b0921ef7299a82ae0349335d13ee02f41836a847cf
- 0xd884b18a5249b09182b34d503bc87071c4a8c3c52124f25c2f5e388fcce46ff8
- 0x3d2aebce6846ce494c9a63d0b99b64d2332dd648ce2c8e922339b5a8d34c81e7
- 0x9afd5edb4af05d7389df3c1b6d59c6f39c23e25604203fc68ef6eda25f7dfbb0
- 0xb9bbfc7bd36ee043f263e7792b3262c80ee899ee4a11f80abdcab48bd5436507
- 0xf84f1a998fbb6381ea772208ecdde79fbccb4ebf735fd8e7edc2c8cd3acb8c91
- 0xdcc1d9c1067e77e4536008fca60e4d4987a5b540ec77923110dc668972c55745
- 0x74cae95d275254a9c747b603bd40b5086c5725fd3e904782e6447e4647e8b049
- 0x464ce6fe060d0a6c4e810b71501e55084086148f7daf393caa14462b1a777022
- 0xd42916b5c6441e9c8d91ff91715af1489cb83dee26d47e7da107caa4d2a68b65
- 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
- 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
- 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af