{"block":{"chainId":1,"hash":"0xe299bedafc645febe23be153b69b3c801b6070ded637f4e0496bd9fe1d260ffc","number":"20866918","timestamp":1727740799},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x00000000000000000000000000000000000000000000000000000078ac879491","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":"0x4bce1cba3343e9c2d20d3149e93322b4b31f58f9678717e289692dc9f1440f77","id":"rcpt_4bce1cba3343e9c2d20d","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 20866918 --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\":\"0xe299bedafc645febe23be153b69b3c801b6070ded637f4e0496bd9fe1d260ffc\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:47:41.724Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x933bfdc359f0be7dfc028fe9548e002c89acc5570601517a534ac599268a55b3"},"subject":{"label":"USDC totalSupply on Ethereum, 2024-09-30 UTC close","unit":"raw","value":"518290642065"},"v":1}