{"block":{"chainId":1,"hash":"0xcf2ae1612c55bf36641b5c202c465265090cf9fd531e447ead6e634aba16d0e9","number":"19771559","timestamp":1714521599},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000000683146b789","specId":"erc20.totalSupply","to":"0x41f7b8b9b897276b7aae926a9016935280b44e97"},"checks":[{"detail":"eth_call totalSupply() at the day's last block, by block number, on one archive RPC provider; responseHash is sha256 of the response text as landed","name":"rpc","status":"pass"},{"detail":"block hash and timestamp from eth_getBlockByNumber at that block number on the same provider","name":"block-header","status":"pass"}],"hash":"0x303d5703d2c0904974a6c55bacab4a7462b66186b50f19d4e92db8d4b3a6d8db","id":"rcpt_303d5703d2c0904974a6","kind":"eth_call","lineage":{"inputs":[],"transform":{"expression":"total_supply_raw = uint256(result); total_supply = total_supply_raw / 10^decimals","name":"erc20.totalSupply","version":"1"}},"proofLevel":1,"reproduce":{"cast":"cast call 0x41f7b8b9b897276b7aae926a9016935280b44e97 \"totalSupply()(uint256)\" --block 19771559 --rpc-url $RPC_URL","curl":"curl -s -X POST \"$RPC_URL\" -H 'content-type: application/json' --data '{\"jsonrpc\":\"2.0\",\"id\":1,\"method\":\"eth_call\",\"params\":[{\"to\":\"0x41f7b8b9b897276b7aae926a9016935280b44e97\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0xcf2ae1612c55bf36641b5c202c465265090cf9fd531e447ead6e634aba16d0e9\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:51:06.775Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x1ac6709fee539a32278b9e5d680845896873060c05bf2337ce0852bc36db4bf8"},"subject":{"label":"USDC totalSupply on Ethereum, 2024-04-30 UTC close","unit":"raw","value":"447503316873"},"v":1}