{"block":{"chainId":1,"hash":"0x0f4b85e7d2860d9fa23bb4d1b7a829da824434f17c863df7e3b5227d040fa2b0","number":"13916165","timestamp":1640995189},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x00000000000000000000000000000000000000000000000000000129a1e1c07b","specId":"erc20.totalSupply","to":"0x41f7b8b9b897276b7aae926a9016935280b44e97"},"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":"0x3903f17dbf2ed4b97f5bdc946632b576c2b522cf00a9b8eeb817ad8304934a9e","id":"rcpt_3903f17dbf2ed4b97f5b","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 0x41f7b8b9b897276b7aae926a9016935280b44e97 \"totalSupply()(uint256)\" --block 13916165 --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\":\"0x41f7b8b9b897276b7aae926a9016935280b44e97\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x0f4b85e7d2860d9fa23bb4d1b7a829da824434f17c863df7e3b5227d040fa2b0\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:56:04.856Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x7285672a0f3e7c245e5b0068f47b8162d54a51217ee11b04de6da9058ed1105a"},"subject":{"label":"USDC totalSupply on Ethereum, 2021-12-31 UTC close","unit":"raw","value":"1278321213563"},"v":1}