{"block":{"chainId":1,"hash":"0xea7bb9c15683174d819c78cdb6acacbb209c27ae90bdcea161174d1844e20263","number":"21948291","timestamp":1740787199},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000000764d0b00d7","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":"0xebbed39f58b4a23074ba69c4d54839720fcae353d98bfbad3f5442bebb39e924","id":"rcpt_ebbed39f58b4a23074ba","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 21948291 --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\":\"0xea7bb9c15683174d819c78cdb6acacbb209c27ae90bdcea161174d1844e20263\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:48:12.725Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x06a9088a116666401da7b2ae31537a861be0bfe25c759143992ddc6071ad6cc1"},"subject":{"label":"USDC totalSupply on Ethereum, 2025-02-28 UTC close","unit":"raw","value":"508098707671"},"v":1}