Transaction Evidence Brief
Base mainnet
Deterministic transaction evidence
Inspect a Base transaction.
Status, gas, recipient type, token events, approval warnings, decode boundaries, and source links in one stable JSON response.
$0.05 USDCsingle brief$0.25 USDCbatch reconciliation, up to 25Preview is free
Response
ready{
"schema_version": "2026-07-22.1",
"chain": {
"name": "Base",
"caip2": "eip155:8453",
"chain_id": 8453
},
"transaction": {
"hash": "0x904a17eb77255e1208eea43f3519ec6e5c04c417a21453bb239e1a6de0c8a797",
"block_number": 48992733,
"status": "success",
"recipient_type": "contract"
},
"gas": {
"paid_wei": "0",
"paid_eth": "0"
},
"token_events": [],
"flags": [
{
"code": "unknown_selector",
"severity": "info",
"detail": "Selector is outside the small built-in registry"
}
]
}