QED
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QED certificate

QED record 63a9671b8d62 from . View the live pool page.

Verified · Backed xStocks NVO

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

The pool's quote contract matches Backed xStocks's registry entry for NVO.

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

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

Signature valid · contract match

Solana orca-whirlpool
Subject
NVOx / Unknown · Solana
Pool address
4UitVa7GtLPVJ7TFMvou3uUQvJJ123U2PDsJ8th2nb4g
Issuer match
Backed xStocks · NVO · View NVO contracts
Checked
Valid until
Serial
63a9671b8d62
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.

0.02% 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":null,"chain":"solana","checked_at":"2026-10-18T20:51:38Z","dev":false,"expires_at":"2026-10-19T20:51:38Z","issuer":"Backed xStocks","pool":{"base":{"address":"XsfAzPzYrYjd4Dpa9BU3cusBsvWfVB9gBcyGC87S57n","balance":"7852776329","decimals":8,"symbol":"NVOx"},"chain":"solana","dex":"orca-whirlpool","pool":"4UitVa7GtLPVJ7TFMvou3uUQvJJ123U2PDsJ8th2nb4g","quote":{"address":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","balance":"1407793497","decimals":6,"symbol":null}},"quote_share_of_supply":0.00024838751547198707,"reads":[{"block":null,"method":"getSlot","params":[{"commitment":"confirmed"}],"result_hash":"2697d21fe98ef619d60772e64cda78b3c3037ca48209bac10034223292a64a43","slot":458574008},{"block":null,"method":"getAccountInfo","params":["4UitVa7GtLPVJ7TFMvou3uUQvJJ123U2PDsJ8th2nb4g",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":458574009},"value":{"data":["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","base64"],"executable":false,"lamports":5435760,"owner":"whirLbMiicVdio4qvUfM5KAg6Ct8VwpYzGff3uctyCc","rentEpoch":18446744073709551615,"space":653}},"result_hash":"12b3bd244a33159b4f2df0c161b09a0ad4adfb6a8e4e1d7a84ea068e8746f03e","slot":458574009},{"block":null,"method":"getTokenAccountBalance","params":["FLgiyTwAxJzJJv6V8kxkKWj5GYLHneuXCc1zxyCMTDMD",{"commitment":"confirmed"}],"result_hash":"405143a2d2369e5cdb376810637767408b9919a93fd4a5609b7a500de526b9d2","slot":458574010},{"block":null,"method":"getTokenAccountBalance","params":["G1EaWEXC7bSRi7udiMM4Ahek6tSVLnVxeb54ZwG69LEZ",{"commitment":"confirmed"}],"result_hash":"2d3ef324188187e5a5f3751b8b7666d417c909ab9c66f11aaade0e0f6e7effbf","slot":458574012},{"block":null,"method":"getMultipleAccounts","params":[["XsfAzPzYrYjd4Dpa9BU3cusBsvWfVB9gBcyGC87S57n","EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v"],{"commitment":"confirmed","encoding":"base64"}],"result_hash":"4d27e710a2457e15ef32828ff1cdce2154bd31ba96c2a0e2322e1264417f9fc8","slot":458574013},{"block":null,"method":"getTokenSupply","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed"}],"result_hash":"967bdaf8df04139667634f57571999cfb9a1d988e9110f95a476bba94290d349","slot":458574014},{"block":null,"method":"getAccountInfo","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":458574015},"value":{"data":["AQAAAJj+huiNm+Lqi8HMpIeLKYjCQPUrhCS/tA7Rot3LXhmb6rVgo95WGwAGAQEAAABicKqKWcWUBbRShshncubNEm6bil06OFNtN/e0FOi2Zw==","base64"],"executable":false,"lamports":556436563008,"owner":"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA","rentEpoch":18446744073709551615,"space":82}},"result_hash":"77d19155f39c5b7c644bdc93a7a4f73ed7a9db6610a244d44c7dd91f065590f1","slot":458574015},{"block":null,"method":"getProgramAccounts","params":["metaqbxxUerdq28cj1RbAWkYQm3ybzjb6a8bt518x1s",{"commitment":"confirmed","encoding":"base64","filters":[{"memcmp":{"bytes":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","offset":33}}]}],"result_hash":"85ed2b681fcd867f23813dfe31c8a2490c6fd4cdc10d37000244f0ba61f13af0","slot":null},{"block":null,"method":"getTokenSupply","params":["XsfAzPzYrYjd4Dpa9BU3cusBsvWfVB9gBcyGC87S57n",{"commitment":"confirmed"}],"result_hash":"7485a0bbb8b894b2e559171febb2c842121ee6a36669235c5a28ca234761c237","slot":458574019},{"block":null,"method":"getAccountInfo","params":["XsfAzPzYrYjd4Dpa9BU3cusBsvWfVB9gBcyGC87S57n",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":458574020},"value":{"data":["AQAAAGVqQkIv6okUBqQZ0dHeCPQqhHlBtaGulevOYZrDFyk0VwwN8sAcAAAIAQEAAAD/3+wbzSzTg5PITaoIyRzA041nf/jQq3tdAz8A9zLMMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAARIAQABD+fHuLje4B+pFy3TmAJcivsAJKWAm5ORVi0NeJKXpxgfotCAtav+hAy6aVmOVlySyuoVSpZ/yECYfr5iDV/IBDAAgAEP58e4uN7gH6kXLdOYAlyK+wAkpYCbk5FWLQ14kpenGBgABAAEZADgABm9ZIlHMR3R4JaWa0UIupDVz9SjaXe4q94ErMU+ZReMhl9uSi33wPwizf2oAAAAA0l5W+caX8D8aACEA/9/sG80s04OTyE2qCMkcwNONZ3/40Kt7XQM/APcyzDAABABBAEP58e4uN7gH6kXLdOYAlyK+wAkpYCbk5FWLQ14kpenGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADgBAAEP58e4uN7gH6kXLdOYAlyK+wAkpYCbk5FWLQ14kpenGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAATAKoAQ/nx7i43uAfqRct05gCXIr7ACSlgJuTkVYtDXiSl6cYH6LQgLWr/oQMumlZjlZcksrqFUqWf8hAmH6+Yg1fyARMAAABOb3ZvIE5vcmRpc2sgeFN0b2NrBAAAAE5WT3hDAAAAaHR0cHM6Ly94c3RvY2tzLW1ldGFkYXRhLmJhY2tlZC5maS90b2tlbnMvU29sYW5hL05WT3gvbWV0YWRhdGEuanNvbgAAAAA=","base64"],"executable":false,"lamports":5644560,"owner":"TokenzQdBNbLqP5VEhdkAS6EPFLC1PHnBqCXEpPxuEb","rentEpoch":18446744073709551615,"space":683}},"result_hash":"f9bcfa1e133abcc376c257a786647f8af0001c9a08a80633ca86b1b161389389","slot":458574020},{"block":null,"method":"getProgramAccounts","params":["metaqbxxUerdq28cj1RbAWkYQm3ybzjb6a8bt518x1s",{"commitment":"confirmed","encoding":"base64","filters":[{"memcmp":{"bytes":"XsfAzPzYrYjd4Dpa9BU3cusBsvWfVB9gBcyGC87S57n","offset":33}}]}],"result_hash":"4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945","slot":null}],"registry_entry":{"chain":"solana","contract":"XsfAzPzYrYjd4Dpa9BU3cusBsvWfVB9gBcyGC87S57n","decimals":null,"issuer":"Backed xStocks","last_checked":"2026-10-18T20:40:19Z","name":"Novo Nordisk","source":"xstocks-api","source_url":"https://api.xstocks.fi/api/v2/public/assets","ticker":"NVO"},"registry_hash":"232d0be2eda56472709e0cf69b424df4c8dd39a27138a34cf3d57c8f428c0f9e","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":458574008,"subject":"4UitVa7GtLPVJ7TFMvou3uUQvJJ123U2PDsJ8th2nb4g","ticker":"NVO","verdict":{"Verified":{"issuer":"Backed xStocks","ticker":"NVO"}},"version":1}
Signature
C1vCNeneq4S1N8S37SPSZR52LCMDev8epWQWtjEkEeCAahQfYMQ3X6G/hVIjO/LirEYhDfy48dPilW7eMCsEDQ==
API call
GET /api/attest/63a9671b8d6250aee5f1e03482ac21fa98bff86426abaec0f23aafbbaf98cd85
  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.