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 0x57aa5bdf2fdd18460141c2e7524cd38a454d3f4f7966c20a9f9df71b0cbf6c2c. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7c9adeb3-a538-4645-981a-4392e3d893eb.json and https://artists.proofprofile.net/proofs/artist/7c9adeb3-a538-4645-981a-4392e3d893eb.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
That's How You Know - From "Enchanted"/Soundtrack Version
{"copyright_id":"0x943dbcaaeaced4e7f56f6d18c466cb9ac23e34f41e0c95f095d5ce61da1963f6","isrc":"USWD10732974","name":"That's How You Know - From \"Enchanted\"/Soundtrack Version","registered_at":"2026-06-01T19:42:14Z","spotify_id":"1OzSfjFW08DTD51XoNnog7","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 0x943dbcaaeaced4e7f56f6d18c466cb9ac23e34f41e0c95f095d5ce61da1963f6. 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/1OzSfjFW08DTD51XoNnog7.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/1OzSfjFW08DTD51XoNnog7.
Requiem - From The “Dear Evan Hansen” Original Motion Picture Soundtrack
Dear Evan Hansen (Original Motion Picture Soundtrack)
{"copyright_id":"0x7b9c9772c4946feb3d4be0f7eaa022f95f929163713bb189b191065aff487e30","isrc":"USQ4E2100806","name":"Requiem - From The “Dear Evan Hansen” Original Motion Picture Soundtrack","registered_at":"2026-06-04T16:02:59Z","spotify_id":"2hp0ZBtEDA2Wn3C1fvJSf9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b9c9772c4946feb3d4be0f7eaa022f95f929163713bb189b191065aff487e30. 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/2hp0ZBtEDA2Wn3C1fvJSf9.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/2hp0ZBtEDA2Wn3C1fvJSf9.
{"copyright_id":"0x1ed88033fd1f648b811ea13d5cab39694d96844079adc82e1dcea91cec880061","isrc":"USWD10732973","name":"Happy Working Song - From \"Enchanted\"","registered_at":"2026-06-04T10:05:15Z","spotify_id":"6Rrr0tDlh6pfbwYz87fydc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ed88033fd1f648b811ea13d5cab39694d96844079adc82e1dcea91cec880061. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6Rrr0tDlh6pfbwYz87fydc.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/6Rrr0tDlh6pfbwYz87fydc.
{"copyright_id":"0x1ed88033fd1f648b811ea13d5cab39694d96844079adc82e1dcea91cec880061","isrc":"USWD10732973","name":"Happy Working Song","registered_at":"2026-06-04T10:05:15Z","spotify_id":"31PpCWsgLWhYU2FHHxMT4t","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ed88033fd1f648b811ea13d5cab39694d96844079adc82e1dcea91cec880061. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/31PpCWsgLWhYU2FHHxMT4t.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/31PpCWsgLWhYU2FHHxMT4t.
Happy Working Song - From "Enchanted" / Soundtrack Version
{"copyright_id":"0x1ed88033fd1f648b811ea13d5cab39694d96844079adc82e1dcea91cec880061","isrc":"USWD10732973","name":"Happy Working Song - From \"Enchanted\" / Soundtrack Version","registered_at":"2026-06-04T10:05:15Z","spotify_id":"6oNKXDX7bpzkXohQdd0MLc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ed88033fd1f648b811ea13d5cab39694d96844079adc82e1dcea91cec880061. 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/6oNKXDX7bpzkXohQdd0MLc.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/6oNKXDX7bpzkXohQdd0MLc.
{"copyright_id":"0x943dbcaaeaced4e7f56f6d18c466cb9ac23e34f41e0c95f095d5ce61da1963f6","isrc":"USWD10732974","name":"That's How You Know - From \"Enchanted\"/Soundtrack Version","registered_at":"2026-06-01T19:42:13Z","spotify_id":"7KBv99i97JPJAnCPFuaxhr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x943dbcaaeaced4e7f56f6d18c466cb9ac23e34f41e0c95f095d5ce61da1963f6. 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/7KBv99i97JPJAnCPFuaxhr.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/7KBv99i97JPJAnCPFuaxhr.
{"copyright_id":"0x1ed88033fd1f648b811ea13d5cab39694d96844079adc82e1dcea91cec880061","isrc":"USWD10732973","name":"Happy Working Song - From \"Enchanted\" / Soundtrack Version","registered_at":"2026-06-04T10:05:15Z","spotify_id":"3CQzpCIeGwTPvxOTVHUlPD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ed88033fd1f648b811ea13d5cab39694d96844079adc82e1dcea91cec880061. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3CQzpCIeGwTPvxOTVHUlPD.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/3CQzpCIeGwTPvxOTVHUlPD.
True Love's Kiss - From "Enchanted"/ Soundtrack Version
{"copyright_id":"0x043bd795b05f323b2fa48b0ce430dcc5958f171b4a03464798844bad7fb1d456","isrc":"USWD10732972","name":"True Love's Kiss - From \"Enchanted\"/ Soundtrack Version","registered_at":"2026-06-05T11:46:25Z","spotify_id":"0ShF6ChryGddYtdr1d8SgM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x043bd795b05f323b2fa48b0ce430dcc5958f171b4a03464798844bad7fb1d456. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0ShF6ChryGddYtdr1d8SgM.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/0ShF6ChryGddYtdr1d8SgM.
{"copyright_id":"0x943dbcaaeaced4e7f56f6d18c466cb9ac23e34f41e0c95f095d5ce61da1963f6","isrc":"USWD10732974","name":"That's How You Know - From \"Enchanted\"/Soundtrack Version","registered_at":"2026-06-01T19:42:13Z","spotify_id":"5wq9ydtRu3zLzCmIK1fDAb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x943dbcaaeaced4e7f56f6d18c466cb9ac23e34f41e0c95f095d5ce61da1963f6. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5wq9ydtRu3zLzCmIK1fDAb.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/5wq9ydtRu3zLzCmIK1fDAb.
The Princess and the Frog: Tiana and Her Princess Friends
{"copyright_id":"0x1ed88033fd1f648b811ea13d5cab39694d96844079adc82e1dcea91cec880061","isrc":"USWD10732973","name":"Happy Working Song - From \"Enchanted\" / Soundtrack Version","registered_at":"2026-06-04T10:05:15Z","spotify_id":"48x9uzAXZBvmh5adx10Sai","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ed88033fd1f648b811ea13d5cab39694d96844079adc82e1dcea91cec880061. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/48x9uzAXZBvmh5adx10Sai.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/48x9uzAXZBvmh5adx10Sai.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad7936260e2e076f2205581904d90a846798d3f37d84c3623a9280ff8efc9619. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4k2SAlzPCZYwPtFTdPen88.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/4k2SAlzPCZYwPtFTdPen88.
{"copyright_id":"0x9c95530b273b02fbda9666fb3d6f82b8db3eb6a14a66f49ce2c8aa741206a080","isrc":"USWD12217362","name":"Fairytale Life (The Wish)","registered_at":"2026-06-07T13:13:36Z","spotify_id":"7wiV491wweFFkWSUBPKGQ1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c95530b273b02fbda9666fb3d6f82b8db3eb6a14a66f49ce2c8aa741206a080. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7wiV491wweFFkWSUBPKGQ1.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/7wiV491wweFFkWSUBPKGQ1.
{"copyright_id":"0x4ae6c26b7aba98b921f0760b4b0ba7d65dce12a2b4007d9bdab8141d896a712f","isrc":"USWD12217363","name":"Fairytale Life (After the Spell)","registered_at":"2026-06-07T13:09:52Z","spotify_id":"56MexgkLY4i6eQqHDoGM0n","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ae6c26b7aba98b921f0760b4b0ba7d65dce12a2b4007d9bdab8141d896a712f. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/56MexgkLY4i6eQqHDoGM0n.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/56MexgkLY4i6eQqHDoGM0n.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8bc2c2f190bd309a053af4eaa2167ce925fd76891aa78eb620d60af2c4d10859. 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/5EYfMl1Kg3AWoRTecsPahd.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/5EYfMl1Kg3AWoRTecsPahd.
{"copyright_id":"0xb785f9253d4b64e1d34df9e94c8a42bf58af2e8157b0de3f8905e5ae92de61dc","isrc":"USWD12217367","name":"Love Power (Reprise)","registered_at":"2026-06-10T03:19:00Z","spotify_id":"3PTEj1rYDsC7ze1zOj6A6j","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb785f9253d4b64e1d34df9e94c8a42bf58af2e8157b0de3f8905e5ae92de61dc. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3PTEj1rYDsC7ze1zOj6A6j.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/3PTEj1rYDsC7ze1zOj6A6j.
{"copyright_id":"0x98e9ada238090521d31d6142f9e81557db1fbf8dfecfa8c5a99a9014736ca651","isrc":"USWD12217368","name":"Even More Enchanted (Finale)","registered_at":"2026-06-09T16:56:58Z","spotify_id":"4ScZ4gAektLCXByWN5CKMR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98e9ada238090521d31d6142f9e81557db1fbf8dfecfa8c5a99a9014736ca651. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4ScZ4gAektLCXByWN5CKMR.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/4ScZ4gAektLCXByWN5CKMR.
The Muppets (Original Motion Picture Soundtrack)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02f92b5b53310d0ac07c30d18839f618c89c28e7fac293881e755ed0fc321609. 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/63OHQ5zebkOIllF9O3372c.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/63OHQ5zebkOIllF9O3372c.