{"block":{"chainId":1,"hash":"0xe40435fbdde26ed87606a404b33cd81880f47bee3c22d335380961a51a459e97","number":"22170334","timestamp":1743465599},"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":"0x2aef7e47cc2e6dd2a9e58febba938a418c53df01ecd0c7a8cf6ff58bd35b4728","id":"rcpt_2aef7e47cc2e6dd2a9e5","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 22170334 --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\":\"0xe40435fbdde26ed87606a404b33cd81880f47bee3c22d335380961a51a459e97\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:55:24.303Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xd674b5ac52d5ccbce8ed65e9b86e02a4230ff6533dda080bf0f8ad023063a195"},"subject":{"label":"USDC totalSupply on Ethereum, 2025-03-31 UTC close","unit":"raw","value":"508098707671"},"v":1}