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QED certificate

QED record 1b21fedd7c71 from . View the live pool page.

Verified · Robinhood TEM

Does TEM / Unknown match its issuer's published contract?

The pool's quote contract matches Robinhood's registry entry for TEM.

Verified means the observed quote-token contract matches an issuer-published registry entry on Robinhood Chain. Only the quote-side contract is checked.

This does not prove backing, custody, reserves, price, safety, solvency, or endorsement.

Signature valid · contract match

Robinhood Chain Uniswap v4
Subject
TEM / Unknown · Robinhood Chain
Pool address
0xb1e9c5e44b64a20de86f0a73b201eae07db49adbf9d3fd2a84971f4caab2dfa0
Issuer match
Robinhood · TEM · View TEM contracts
Checked
Valid until
Serial
1b21fedd7c71
Signed by
QED (key id GJWKkiUd)

After this time the certificate remains a historical record, but it no longer establishes current pool or registry state. Re-check to create a fresh observation before relying on current facts.

Compare this address with the one you were given before you trade.

5.97% Checked

Only trust an address you pasted here or opened from this page.

How to verify this yourself

QED signs a canonical JSON payload. Fetch the public key from /.well-known/qed.json, then check the signature against this payload.

Canonical JSON
{"block":93158211,"chain":"robinhood","checked_at":"2026-10-20T03:59:34Z","dev":false,"expires_at":"2026-10-21T03:59:34Z","issuer":"Robinhood","pool":{"base":{"address":"0x0000000000000000000000000000000000000000","balance":"127640617457167843","decimals":null,"symbol":null},"chain":"robinhood","dex":"uniswap-v4","pool":"0xb1e9c5e44b64a20de86f0a73b201eae07db49adbf9d3fd2a84971f4caab2dfa0","quote":{"address":"0xB1CC0EC7Db69Cf43539119814df40071b9d61793","balance":"4732119410556512403","decimals":18,"symbol":"TEM"}},"quote_share_of_supply":0.05973691439300788,"reads":[{"block":null,"method":"eth_call","params":["0x58daec3116aae6d93017baaea7749052e8a04fa7","poolKeys","0xb1e9c5e44b64a20de86f0a73b201eae07db49adbf9d3fd2a84"],"raw_result":"Object {\"currency0\": String(\"0x0000000000000000000000000000000000000000\"), \"currency1\": String(\"0xb1cc0ec7db69cf43539119814df40071b9d61793\"), \"fee\": String(\"50000\"), \"hooks\": String(\"0x0000000000000000000000000000000000000000\"), \"tickSpacing\": String(\"500\")}","result_hash":"9bb62585e516dd1fd260d43713d830e5984a65cc61d5856456f7a7a72f715eec","slot":null},{"block":null,"method":"eth_call","params":["0xf3334192d15450cdd385c8b70e03f9a6bd9e673b","getSlot0","0xb1e9c5e44b64a20de86f0a73b201eae07db49adbf9d3fd2a84971f4caab2dfa0"],"raw_result":"true","result_hash":"18d10c7d2b4b04aaf04254d1ae5d655a5dc0407cbcdd5a8c3986e985370f36ee","slot":null},{"block":null,"method":"eth_call","params":["0xf3334192d15450cdd385c8b70e03f9a6bd9e673b","getLiquidity","0xb1e9c5e44b64a20de86f0a73b201eae07db49adbf9d3fd2a84971f4caab2dfa0"],"raw_result":"777181216605549713","result_hash":"d2947492f4fceedfa450ae5dbe7a6e510592dca2d7da62b4b5e445293b0b75eb","slot":null},{"block":null,"method":"eth_call","params":["0x0000000000000000000000000000000000000000","symbol()"],"raw_result":"None","result_hash":"f2953d2931e36d0c55640f51865f8394ebe52194765d04e521017232558f871c","slot":null},{"block":null,"method":"eth_call","params":["0x0000000000000000000000000000000000000000","decimals()"],"raw_result":"None","result_hash":"f2953d2931e36d0c55640f51865f8394ebe52194765d04e521017232558f871c","slot":null},{"block":null,"method":"eth_call","params":["0xB1CC0EC7Db69Cf43539119814df40071b9d61793","symbol()"],"raw_result":"Some(\"TEM\")","result_hash":"5a6a6b779c8c02afbf795e6ea2a7b26c5dfdcbb9df7f22e06078e079746aa756","slot":null},{"block":null,"method":"eth_call","params":["0xB1CC0EC7Db69Cf43539119814df40071b9d61793","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":93158211,"method":"eth_blockNumber","params":[],"result_hash":"aea9b1105f38891cafd67342d7143045c17e7e0eecde295f0e0f8fe4a84c2cb0","slot":null},{"block":null,"method":"eth_call","params":["0x0000000000000000000000000000000000000000","symbol()"],"raw_result":"None","result_hash":"f2953d2931e36d0c55640f51865f8394ebe52194765d04e521017232558f871c","slot":null},{"block":null,"method":"eth_call","params":["0x0000000000000000000000000000000000000000","name()"],"raw_result":"None","result_hash":"f2953d2931e36d0c55640f51865f8394ebe52194765d04e521017232558f871c","slot":null},{"block":null,"method":"eth_call","params":["0x0000000000000000000000000000000000000000","decimals()"],"raw_result":"None","result_hash":"f2953d2931e36d0c55640f51865f8394ebe52194765d04e521017232558f871c","slot":null},{"block":null,"method":"eth_call","params":["0x0000000000000000000000000000000000000000","totalSupply()"],"raw_result":"None","result_hash":"f2953d2931e36d0c55640f51865f8394ebe52194765d04e521017232558f871c","slot":null},{"block":null,"method":"eth_call","params":["0xB1CC0EC7Db69Cf43539119814df40071b9d61793","symbol()"],"raw_result":"Some(\"TEM\")","result_hash":"5a6a6b779c8c02afbf795e6ea2a7b26c5dfdcbb9df7f22e06078e079746aa756","slot":null},{"block":null,"method":"eth_call","params":["0xB1CC0EC7Db69Cf43539119814df40071b9d61793","name()"],"raw_result":"Some(\"Tempus AI • Robinhood Token\")","result_hash":"17f2842f3f6bcb61280b195d3256b28063dea6eca56b9ea81b1e50accf454d09","slot":null},{"block":null,"method":"eth_call","params":["0xB1CC0EC7Db69Cf43539119814df40071b9d61793","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0xB1CC0EC7Db69Cf43539119814df40071b9d61793","totalSupply()"],"raw_result":"Some(\"79216000000000000000\")","result_hash":"57263d109495237457cde8e53d2b1a8e15658bee44b0f0bc2a9a6618a119b369","slot":null},{"block":null,"method":"eth_call","params":["0xB1CC0EC7Db69Cf43539119814df40071b9d61793","uiMultiplier()"],"raw_result":"1000000000000000000","result_hash":"46754a2491051f216577f1b9f19516f9be1a28c62f023dcbabd8c5317cdefe4b","slot":null},{"block":null,"method":"eth_getCode","params":["0xB1CC0EC7Db69Cf43539119814df40071b9d61793","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null},{"block":null,"method":"eth_getCode","params":["0xB1CC0EC7Db69Cf43539119814df40071b9d61793","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null}],"registry_entry":{"chain":"robinhood","contract":"0xB1CC0EC7Db69Cf43539119814df40071b9d61793","decimals":18,"issuer":"Robinhood","last_checked":"2026-10-20T03:40:19Z","name":"Tempus AI","official_deployments":[{"address":"0xB1CC0EC7Db69Cf43539119814df40071b9d61793","network":"Robinhood Chain"}],"source":"robinhood-registry","source_url":"https://api.robinhood.com/rhj/assets","ticker":"TEM"},"registry_hash":"f3939bae933ba4104be438e67c414e84d9eb518cec0448785678b642b9519284","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":null,"subject":"0xb1e9c5e44b64a20de86f0a73b201eae07db49adbf9d3fd2a84971f4caab2dfa0","ticker":"TEM","verdict":{"Verified":{"issuer":"Robinhood","ticker":"TEM"}},"version":1}
Signature
qXIhqkEfApgCqUPjvJo/UDuNGJd3RaNPr6G/nDZPp3kl4iwNAzqYIUTRJhVdSCJDqhMukC4+gyXWJrfvG7KVAg==
API call
GET /api/attest/1b21fedd7c71f9d195ff96f5c45278a06d25405573aeecac33e7f5ab864fea99
  1. Fetch the public key and attestation JSON, then verify the signature with the published key.
  2. Canonicalize the payload with sorted object keys and no whitespace, then verify its SHA-256 attestation id.
  3. Run the API call above and compare the returned payload, serial, signer, and signature with this certificate.