{"block":{"chainId":42161,"hash":"0x2febe1e22b8ebddbfe69337a025ec6262f09cfd0ae6e14b08d5594f57ef43474","number":"22253578","timestamp":1661990399},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000002fb4840a36194","specId":"erc20.totalSupply","to":"0xff970a61a04b1ca14834a43f5de4533ebddb5cc8"},"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":"0xa49c8a0c54551ac07bcd1f2bafd14a726fc0ce46cb1bd7193fb8a36c95b0bd4d","id":"rcpt_a49c8a0c54551ac07bcd","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 0xff970a61a04b1ca14834a43f5de4533ebddb5cc8 \"totalSupply()(uint256)\" --block 22253578 --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\":\"0xff970a61a04b1ca14834a43f5de4533ebddb5cc8\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x2febe1e22b8ebddbfe69337a025ec6262f09cfd0ae6e14b08d5594f57ef43474\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:10:05.698Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x4bdeafd3689b9d4b8bfe6df07a253e675932d6b0b66da72962c366b996b8ef5d"},"subject":{"label":"USDC totalSupply on Arbitrum One, 2022-08-31 UTC close","unit":"raw","value":"839237694087572"},"v":1}