{"block":{"chainId":1,"hash":"0x0532dc699467b083b2423d1f5d4951c7e7f4b5340cff470f10b8305a6d49e50b","number":"21525890","timestamp":1735689599},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000000007656cec3e1","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":"0x0ccfd18a70e75b05500f7f59acdfb5ad7c3e4a93d50d2443e08c8a341c60d6e1","id":"rcpt_0ccfd18a70e75b05500f","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 21525890 --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\":\"0x0532dc699467b083b2423d1f5d4951c7e7f4b5340cff470f10b8305a6d49e50b\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:48:16.078Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x4b8270ed828eeaed000a24fae077bd3d142153e84e6dcd9378a9da047e9d2e14"},"subject":{"label":"USDC totalSupply on Ethereum, 2024-12-31 UTC close","unit":"raw","value":"508262532065"},"v":1}