{"block":{"chainId":1,"hash":"0xe94f6fca9a1f253c0834a8e2ec86a6b0182ca889e4ae21399bcecee3a1698e9b","number":"15449617","timestamp":1661990375},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000000ed5a0b8a6d","specId":"erc20.totalSupply","to":"0x566957ef80f9fd5526cd2bef8be67035c0b81130"},"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":"0x9208560fc96751aa01c6468823471e44d95e48d4a04806533320269803c54506","id":"rcpt_9208560fc96751aa01c6","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 0x566957ef80f9fd5526cd2bef8be67035c0b81130 \"totalSupply()(uint256)\" --block 15449617 --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\":\"0x566957ef80f9fd5526cd2bef8be67035c0b81130\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0xe94f6fca9a1f253c0834a8e2ec86a6b0182ca889e4ae21399bcecee3a1698e9b\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:50:10.197Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xc48ba35102bbe631c8ac6116c8050e0c1e511e2b33108d6b4bae35021f62144b"},"subject":{"label":"USDC totalSupply on Ethereum, 2022-08-31 UTC close","unit":"raw","value":"1019417954925"},"v":1}