1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x461e6c93edd279396c66d1919bc6f6adaf0324abe223485dc10a556f4865a386. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/bf3e2c7b-2659-4caa-8865-02098831433c.json and https://artists.proofprofile.net/proofs/artist/bf3e2c7b-2659-4caa-8865-02098831433c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Natten har tusen ögon (Quando Sali De Cuba)
{"copyright_id":"0xf5776fb40149950e64419f2990804c673aa961a5e9dfed8aaa85d1ff680eacc3","isrc":"SEAMA0800260","name":"Blue Hawaii","registered_at":"2026-01-28T20:01:27Z","spotify_id":"1weqwsHqYwQYArC8Ob7jRe","type":"track"}
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5776fb40149950e64419f2990804c673aa961a5e9dfed8aaa85d1ff680eacc3. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1weqwsHqYwQYArC8Ob7jRe.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1weqwsHqYwQYArC8Ob7jRe.
Humlans flykt (The Flight of the Bumble Bee)
Du hänger väl med opp (Making Your Mind Up)
Om du finner kärleken (If You Ever Fall in Love)
Du, vi ska lära för livet (Quirime Mucho)
Får jag tala om att det är dig jag har kär (Drunt' in Der Lobau...)
Till alla dom som jag höll av (To All the Girls I've Loved Before)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0709a99a20543f443c481fb4511c8c0a3c89929118dd0ce9649739d5a1f95d3. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/08sxhN0A4ZwHuf23Wr2IBr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/08sxhN0A4ZwHuf23Wr2IBr.
Ja, nu så vet jag vad kärlek är (Am Weissen Strand Von San Angelo)
{"copyright_id":"0xead6466dfaeb2c70ae3643219d0b5b09f4c34d42a2c8e1e778410b31e0ef786d","isrc":"SEAMA0700863","name":"See You Later Alligator","registered_at":"2026-03-20T06:12:45Z","spotify_id":"5DAZ4qOU7cnz9jlUIwWmDr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xead6466dfaeb2c70ae3643219d0b5b09f4c34d42a2c8e1e778410b31e0ef786d. Chain 2 (Bitcoin): anchored in block 956440 (2026-07-03T04:03:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5DAZ4qOU7cnz9jlUIwWmDr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5DAZ4qOU7cnz9jlUIwWmDr.
Tara's Theme (From Movie "Gone with the Wind")
En gång ska vi åter mötas (Einmal Sehen Wir Uns Wieder)
Jag vill veta var vi står (This Old House)
Fri (Another Somebody Done Somebody Wrong Song)
{"copyright_id":"0xac70b89f3bffbccb859f668f4112f2a1153870f4341953d2b2aeefde102ff693","isrc":"SEAMA0700079","name":"Gabriellas sång","registered_at":"2026-01-29T02:16:04Z","spotify_id":"3Vvn6fkkpHLQ1q89tCH59t","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac70b89f3bffbccb859f668f4112f2a1153870f4341953d2b2aeefde102ff693. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3Vvn6fkkpHLQ1q89tCH59t.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Vvn6fkkpHLQ1q89tCH59t.
Moon River (From Movie "Breakfast at Tiffany's")
Sound of Music (From Movie "Sound of Music")
Only Love (From TV Series "Mistral's Daughter")
{"copyright_id":"0xf5776fb40149950e64419f2990804c673aa961a5e9dfed8aaa85d1ff680eacc3","isrc":"SEAMA0800260","name":"Blue Hawaii","registered_at":"2026-01-28T20:01:27Z","spotify_id":"6wmKdYEaSvDuyeFLKqZo2w","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5776fb40149950e64419f2990804c673aa961a5e9dfed8aaa85d1ff680eacc3. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6wmKdYEaSvDuyeFLKqZo2w.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6wmKdYEaSvDuyeFLKqZo2w.