← The evidence ledger
Evidence row 2107070
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:83160
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- a52db4183c3df60f5b602e6e565a4e662df9cee8f5c2b26427e071d086adae63
- Leaf
- 0x49c8bc36697bcd68fc83070847dc429d11fe0413d513198a49cb4e29a92bf28e
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/zhup0x"
],
[
"a2a",
"https://centralcity.ai/a2a/1413bf29-cbdd-4236-8cd9-2da96d5b5719/.well-known/agent-card.json"
]
],
"name": "Brionus",
"owner_address": "0x3eb9113c2c6504d99958c435d8762e2a636bf1e0",
"raw": {
"agent_id": "83160",
"agent_uri": "https://centralcity.ai/a/zhup0x",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Brionus 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/zhup0x",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Brionus",
"registrations": [
{
"agentId": 83160,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/1413bf29-cbdd-4236-8cd9-2da96d5b5719/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/zhup0x",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793614101,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-02T10:09:22Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Brionus 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/zhup0x"
}What the leaf hashes
{"body":"a52db4183c3df60f5b602e6e565a4e662df9cee8f5c2b26427e071d086adae63","id":2107070,"kind":"listing","method":"sync.erc8004/1","observed_us":1793614162491046,"prev":null,"subject":"erc8004:5042:83160","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).
- 0x49c8f8bb1b3c86add8b6a4c1444d724d84824adbfd2b650d870061f047db171a
- 0x5078c4d78b94ecf2de3d5a10d431ccf020bfcddfd81beb5e3652a15ce7dca689
- 0xc7a20265f309e187fbc9073e10fd72ff61b6a9235089b6c390a42ac631365246
- 0xd812033c7259301d5bed78c4a8fa2518f4181f93788726638a3f4b88b2104ca8
- 0xc34f93fa2164c29715c5fc0a12d4dbf74530835dc3e624600a768324cb8bfecf
- 0xceafef54a22477bd09201fa9ba4542bf4a9f8bf91904e5d98564efc9bdbeac04
- 0x7d9aac6b26d8723bb850c1c81026de9210914b038685efb8487834a0471d9013
- 0x603f6e9219b46382c3f1709ee307e77b38d5af0f23f228a4b3ecc6f2cdfe3a27
- 0xcd82c85a6d2482d9d4a2d49fea0ecf99d846fe2ba4912b726561c6f7569e0a42
- 0x9eff53ea2484861c5c0077809e709800da93e2e05b52dec584a4d3ccd0d47900
- 0x52da6a9dae8a9c708636ff5019aef4ebb095666b1c6470c2fa8709af018b69d6
- 0xb49c87ba1f1d6bd8b04974a4b725b1a6c4ec061e7b19895e6ac177e2e5bcb780
- 0xec50fb8bdb629a8eec60882415de93b837c0015821049eeb6965a6cdd0d6c186
- 0xdc58bc56b35577036d6185abcf0d4c91a45df10bd65f767505c1d43fcecde566
- 0x3217f821997a6d778dcf0814a25b1296c55ab77710c675e7b15695d25a6ce67d
- 0x8760c227928c5295506cd8606e763f86cf8cd2a549820fab4dc86d29ca0d816d
- 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
- 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
- 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af