← The evidence ledger
Evidence row 2025141
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:45679
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- a1ad0b57492207e31e06206275a0ed430ac28e1440d5a91bd849760d79cd4417
- Leaf
- 0x25b1e5f270eadfb72004a089fd7415efa7be0171de399ab775986c183666d817
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/mkYjqQ"
],
[
"a2a",
"https://centralcity.ai/a2a/b5752e72-65b6-4598-a88d-5cc76891302a/.well-known/agent-card.json"
]
],
"name": "Josson",
"owner_address": "0x7b4dccf3e9fa8e0e3798b86451f5499cce1e3d1d",
"raw": {
"agent_id": "45679",
"agent_uri": "https://centralcity.ai/a/mkYjqQ",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Josson 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/mkYjqQ",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Josson",
"registrations": [],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/b5752e72-65b6-4598-a88d-5cc76891302a/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/mkYjqQ",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-02T01:10:17Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Josson 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/mkYjqQ"
}What the leaf hashes
{"body":"a1ad0b57492207e31e06206275a0ed430ac28e1440d5a91bd849760d79cd4417","id":2025141,"kind":"listing","method":"sync.erc8004/1","observed_us":1793581817340315,"prev":null,"subject":"erc8004:5042:45679","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).
- 0x25b23b45d06b67274c0a98e03893f81bc98a4135c5c61bf2e7c526fe5617a137
- 0xd922f09895e189fc9d2ea216b372088bc1eca4c78d65fe3f7d07aae8bab81ed7
- 0x41f1b30bbd87abfdc0a670df834e398280dfc813c01fc29bf4e8dd8f2d6de120
- 0x07ce9fd3f85c914febf2fbf74cb2c97642143ab692e77f2c226e077c397e090e
- 0x61a0bef616bfd85cd611c739957ad466822acc735f5d440d83b6d45612fccb5b
- 0x355b726d9ca262922bc64477c0dc6a17475fa5daba0b0a50d041bb2044a4dc7e
- 0xd230ebc0d89f91a70ca8cb8801d48b4d6a8da3d5d473a35253999982b6b7d97f
- 0xf5467cb5f60365bf3450aa7981d2bccf0979ad1f6220e7a6b293225dc8ed9a8a
- 0xc1daa5dbc2aef5da79ff6c6ca96e45cdb733b679fa6d7d57a9a5c9bb8de4ea90
- 0xd5ac6ec3b61c6311a7c25e12fc38a5b2bc71c4187ebdea1f76f74fd4a8543402
- 0xc45b40ce7b8f805d90d89793e027d5be69ffddb64b39800fe0b53ccad8282394
- 0x37b74a9589cf10f22644fef083294d6dc272113f4b9779ee56943269581bb7e0
- 0x5b0b305b931d60b176fe691af870b79057a88d761c8f0709f7516abe01b03974
- 0x8d443fc9063dd9f00f5f7476005a8915a8222f4611f5601e212bafbdbbdd6165
- 0x9cb76be6423133397c3da69f801d6af35dcce77b458aa17bd796c877ed7bc8fd
- 0xd42916b5c6441e9c8d91ff91715af1489cb83dee26d47e7da107caa4d2a68b65
- 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
- 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
- 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af