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 0x6b2655de67d68d8a0c180d0d23b29a07f09f733794f4397f688729c5151642ca. 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/21dfc08b-dc85-43ff-9c18-f6bf5b6eb12c.json and https://artists.proofprofile.net/proofs/artist/21dfc08b-dc85-43ff-9c18-f6bf5b6eb12c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x0ce9224690bba030779fec03f7f0ea14877bec28397e5cd5647a74301fb0d35c","isrc":"USMBR2114695","name":"In Thrash We Trust","registered_at":"2026-06-19T02:40:08Z","spotify_id":"1HpjAUrF0jyf6jRAE9dAqG","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 0x0ce9224690bba030779fec03f7f0ea14877bec28397e5cd5647a74301fb0d35c. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1HpjAUrF0jyf6jRAE9dAqG.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/1HpjAUrF0jyf6jRAE9dAqG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d3e570d2c8463d0822cd9661c0bea3b825699a82bf8abb92b3f93c983572a06. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5ozfQQVgc7oQOf4GuU4RDs.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/5ozfQQVgc7oQOf4GuU4RDs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9c71dcb1c6e30739ddce47ee620061a9ee6db7ebfed436b0b5d608aefc54e8a. 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/5ypQLwjGgiU4qHLzNChuKA.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/5ypQLwjGgiU4qHLzNChuKA.
{"copyright_id":"0x9c88b41ad5139be2dde20bbdd7de1c43e6fafb856e06370ef6646bd9dbd2fa02","isrc":"DKQ4A1937503","name":"Don't Believe","registered_at":"2026-06-08T09:15:27Z","spotify_id":"7r2IM24PEpfwje7Cxc7k3r","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c88b41ad5139be2dde20bbdd7de1c43e6fafb856e06370ef6646bd9dbd2fa02. 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/7r2IM24PEpfwje7Cxc7k3r.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/7r2IM24PEpfwje7Cxc7k3r.
{"copyright_id":"0xfb1a3aab4a594077e83341fb28e327aa3611abbd0adb7ee99678be2cc3f61a4d","isrc":"USMBR1511592","name":"In Defiance of Conformity","registered_at":"2026-06-28T02:41:18Z","spotify_id":"5a11mlcTea5Wc2csnNPH6K","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb1a3aab4a594077e83341fb28e327aa3611abbd0adb7ee99678be2cc3f61a4d. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5a11mlcTea5Wc2csnNPH6K.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/5a11mlcTea5Wc2csnNPH6K.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e6811b183b73877b22c842d63a9cc72cc2e73e31f308f05a0154e67ef6b4233. 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/2b6lY2JPa97yT4qXGdbstD.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/2b6lY2JPa97yT4qXGdbstD.
{"copyright_id":"0x070d016adbb1b04ee13b62029423ca8fb9903191e93acf0b853cbbf0b7d8ffea","isrc":"PLA641409593","name":"When Death Comes","registered_at":"2026-06-18T09:50:19Z","spotify_id":"0p3tF4IoPxIAIKnF3itgay","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x070d016adbb1b04ee13b62029423ca8fb9903191e93acf0b853cbbf0b7d8ffea. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0p3tF4IoPxIAIKnF3itgay.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/0p3tF4IoPxIAIKnF3itgay.
{"copyright_id":"0xa1fcd6af45c86dfe70edc68cb2ed4922081d4415376ade3a91e2194240c6d83b","isrc":"PLA641409594","name":"Upon My Cross I Crawl","registered_at":"2026-06-25T04:54:19Z","spotify_id":"7rklSALlUtFUQQLzmO87uO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1fcd6af45c86dfe70edc68cb2ed4922081d4415376ade3a91e2194240c6d83b. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7rklSALlUtFUQQLzmO87uO.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/7rklSALlUtFUQQLzmO87uO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63e833e53e22fd61fed83c9b0fb69702fccb01d3bcacb3298e5295fb42bbc552. 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/13UBWPeMJRy8aP7rkjfi2L.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/13UBWPeMJRy8aP7rkjfi2L.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f6ef5033e3ba83a342e139a0943d98b228a51c929aac7a4b356d8406d3be3e6. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0N4LWRvfNS8f5o93mHMDOZ.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/0N4LWRvfNS8f5o93mHMDOZ.
One Foot In The Grave The Other One In The Trash
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe143290344b1f7167e8d8d027435e8dbbd65ce7535aa2d83154eea994c59ff7f. 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/3EwErUA1Z0iGjTWWqEiZn2.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/3EwErUA1Z0iGjTWWqEiZn2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa864989e643f2dd3a7c58a8dc7d55c81ac68328c5f51ba0dbe0b13e21891c795. 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/1GaS0OfHnNoW1FX5vGi1kF.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/1GaS0OfHnNoW1FX5vGi1kF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91677d0e991a6c1646db60cf4fcaaf798966a95035168c2ef47feb5fb40d9460. 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/1l6H4fi0OIFOFq3MBTKuZh.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/1l6H4fi0OIFOFq3MBTKuZh.
{"copyright_id":"0xc5400128d161634b3c4d7dee5af9a19faf8efd0dd94d3921d444bd6a36629a29","isrc":"NLA321400004","name":"By Inheritance","registered_at":"2026-06-05T19:31:54Z","spotify_id":"29VPxUuunA0tCghHScF6Oo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5400128d161634b3c4d7dee5af9a19faf8efd0dd94d3921d444bd6a36629a29. 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/29VPxUuunA0tCghHScF6Oo.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/29VPxUuunA0tCghHScF6Oo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8f61f8e0a54eccc6f16607be91d93538e8a8122996127bd0c80653039f3033e. 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/04SWfo3CWdnae86UEAvM5h.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/04SWfo3CWdnae86UEAvM5h.
{"copyright_id":"0xfe1d20a471c2dc49536daf569ff3fd67808cced13bc4d394bf28f5afffcf54bc","isrc":"NLA321400006","name":"Don't Believe","registered_at":"2026-06-09T13:19:54Z","spotify_id":"1M1OC2XpSysSYgF3mwgG0Z","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe1d20a471c2dc49536daf569ff3fd67808cced13bc4d394bf28f5afffcf54bc. 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/1M1OC2XpSysSYgF3mwgG0Z.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/1M1OC2XpSysSYgF3mwgG0Z.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa1a776bb94b36c35472ce14033dfbbe606b9320f8c5d2a90e2375567ccd70b9. 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/4xzRdIPjrIHgsQG2O58Efz.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/4xzRdIPjrIHgsQG2O58Efz.
{"copyright_id":"0x3ae1d8fc8ae897ec820e2da69024a45a148852bb30ccab35eea75908951e1826","isrc":"NLA321400008","name":"Equal at First","registered_at":"2026-06-09T02:14:49Z","spotify_id":"0OAWeOfKwWR0sFbWLRmxqw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ae1d8fc8ae897ec820e2da69024a45a148852bb30ccab35eea75908951e1826. 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/0OAWeOfKwWR0sFbWLRmxqw.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/0OAWeOfKwWR0sFbWLRmxqw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x614d543e0d4fb251de6b2f4523a9e358c5eb519e833a724bcdad7705208aab5d. 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/6NVVmbwci845oFThB0OMdy.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/6NVVmbwci845oFThB0OMdy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ef44bdd172d6398f948258bdfbb6d25c1eb7b1b66608eb37e1744f6c526ab98. 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/5scc2UF0K3rKZ0kvtd2P0D.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/5scc2UF0K3rKZ0kvtd2P0D.
{"copyright_id":"0x89da7e5d55a9c4efa83d4f014d0d63c03857ab3263fd78341342becbcca307f9","isrc":"DK9P51500201","name":"The Challenge","registered_at":"2026-06-21T15:59:14Z","spotify_id":"7KAYRli5ra0muuOjiQ0vfW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89da7e5d55a9c4efa83d4f014d0d63c03857ab3263fd78341342becbcca307f9. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7KAYRli5ra0muuOjiQ0vfW.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/7KAYRli5ra0muuOjiQ0vfW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe59a80e7b02d79e83613636e5c5092a1289ca89a04dab469cfd63f500bfaba1b. 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/4WNJ6LfBq9RrIj2Z82ygMU.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/4WNJ6LfBq9RrIj2Z82ygMU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a99937592788485bd2f7d1df953b3d8647c914f4a4637b373c70ba59d1fb1cb. 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/0Ybo9l1ODf7i4rjw0YbyXN.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/0Ybo9l1ODf7i4rjw0YbyXN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x737e1a58359559d44481dfff8af85c5468b5c18535c0119c46e7d1cf9f4edbb3. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4MDToqnEmKT4Cuhs7WsZ6m.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/4MDToqnEmKT4Cuhs7WsZ6m.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x370a0dfffe356032fe6c2387175458b4e2f940529a09e16fe525c2dcc58d781c. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0zWe0SNu7PdZ3U3pWfJcUQ.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/0zWe0SNu7PdZ3U3pWfJcUQ.
{"copyright_id":"0xb11c1f42114cfbc02ffcae46e0b04fbdf0e2d0871218a27708f656faba6204bb","isrc":"DK9P51500101","name":"Time Has Come","registered_at":"2026-06-11T01:23:48Z","spotify_id":"7IGSyOhyLjsBofIhtevKUj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb11c1f42114cfbc02ffcae46e0b04fbdf0e2d0871218a27708f656faba6204bb. 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/7IGSyOhyLjsBofIhtevKUj.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/7IGSyOhyLjsBofIhtevKUj.
{"copyright_id":"0x9581402594a99be9ce94ea5ed1a0dd23a0f03db7e16e1816daeb5fe0c86b9b8d","isrc":"DK9P51500102","name":"The Almighty","registered_at":"2026-06-11T01:23:38Z","spotify_id":"0SJ1dJB0swOMu4vWAaWW03","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9581402594a99be9ce94ea5ed1a0dd23a0f03db7e16e1816daeb5fe0c86b9b8d. 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/0SJ1dJB0swOMu4vWAaWW03.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/0SJ1dJB0swOMu4vWAaWW03.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e5491db98820b81a4d9bba0fb41af41257a0fc12f133651f08b0e57255af578. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1msRF3VqdV1gBUdAcZJ7Vq.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/1msRF3VqdV1gBUdAcZJ7Vq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6604319183c9d46485d8e9e431ab150e8b4e147f42ad50735fbc1e2ae59fc8f6. 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/4HgXGHCzRC3RTb5iJg45d3.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/4HgXGHCzRC3RTb5iJg45d3.
{"copyright_id":"0xad28e9f88ef80cf529511f6b6fe6bdc22ae1a66e299a6e3dba17113acf5688c0","isrc":"DK9P51500105","name":"Out of the Sky","registered_at":"2026-06-24T07:49:55Z","spotify_id":"79BtH9KvtBkV6aWkkMBry6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad28e9f88ef80cf529511f6b6fe6bdc22ae1a66e299a6e3dba17113acf5688c0. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/79BtH9KvtBkV6aWkkMBry6.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/79BtH9KvtBkV6aWkkMBry6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55b5b0a0b126c3f8f514ed47a301d252015184b72a1146699a91f42de109e271. 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/0vEjZUb4Y2iuDxarNqfkw7.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/0vEjZUb4Y2iuDxarNqfkw7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe364e599d37f0af9b325d3cf08464ada1715a92f8ac6df947632da6e9b255474. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2S1i4WRfTLRtZS4swmRkTh.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/2S1i4WRfTLRtZS4swmRkTh.
{"copyright_id":"0x8942ebc9f7d1efed38a774b9bc8b2f76f737ce374cc63e170f9401fa80b06e24","isrc":"DK9P51500108","name":"Fear of Tomorrow","registered_at":"2026-06-26T11:47:37Z","spotify_id":"1uVXGsTFOHmIYxhN90G3nn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8942ebc9f7d1efed38a774b9bc8b2f76f737ce374cc63e170f9401fa80b06e24. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1uVXGsTFOHmIYxhN90G3nn.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/1uVXGsTFOHmIYxhN90G3nn.
{"copyright_id":"0x2f26fa213d26c6b3c1c17a0efa15bdccd1cbde5047e571dc28dafd370f7a9701","isrc":"DK9P51500109","name":"Deeds of Darkness","registered_at":"2026-06-28T02:41:34Z","spotify_id":"7zCUySJZnsmLdw4620P722","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f26fa213d26c6b3c1c17a0efa15bdccd1cbde5047e571dc28dafd370f7a9701. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7zCUySJZnsmLdw4620P722.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/7zCUySJZnsmLdw4620P722.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ce9224690bba030779fec03f7f0ea14877bec28397e5cd5647a74301fb0d35c. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7pqsRGZ99q4Cl6uI9TmlJ2.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/7pqsRGZ99q4Cl6uI9TmlJ2.