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 0xb17956d3229a7bf85b9e7ae4758eec09aad87823a3cb0b87d295a81234525b9d. 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/311f3756-1444-4e61-8849-6222e7fa0090.json and https://artists.proofprofile.net/proofs/artist/311f3756-1444-4e61-8849-6222e7fa0090.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xcb144a15a457b3cf51dfbae025818c5be81a07511105ad131ed8f4dc1662f38d","isrc":"QZMEP2193654","name":"Introduction to Sonder","registered_at":"2026-06-19T00:52:47Z","spotify_id":"0r0iqFn9MGvaQb2LJvYjz3","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 0xcb144a15a457b3cf51dfbae025818c5be81a07511105ad131ed8f4dc1662f38d. 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/0r0iqFn9MGvaQb2LJvYjz3.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/0r0iqFn9MGvaQb2LJvYjz3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7fa9de60fc481b6d0e2dd654f30a9ab0e6393736163005a8a196229593314bb8. 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/1Z8caf6ZMq0ne2uoENe80a.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/1Z8caf6ZMq0ne2uoENe80a.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52137e941b68ab07418572c25e13bf641eb9c740b5760ba204373b3041f798c2. 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/1sElmyQUrfwpMwSqo0rmZe.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/1sElmyQUrfwpMwSqo0rmZe.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d3ddd8a5f226ca8d8522240d1f369c5fb6e722a7ac92970c0a29e2b72604dc6. 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/58EoGyFo30yRGohRHym2bU.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/58EoGyFo30yRGohRHym2bU.
{"copyright_id":"0x0dd18ad61c444654da750ef4880d3f63ef6c9fc4fdda4d3d1763bf3697bcd1d7","isrc":"QZTAS2456663","name":"7 Once","registered_at":"2026-06-23T23:20:15Z","spotify_id":"6NDVcZIH7oWreJ6BWduuUR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dd18ad61c444654da750ef4880d3f63ef6c9fc4fdda4d3d1763bf3697bcd1d7. 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/6NDVcZIH7oWreJ6BWduuUR.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/6NDVcZIH7oWreJ6BWduuUR.
{"copyright_id":"0x8ec9958b1eda449afef0bb1f0a3d0798103f0ea72feeaafd18ed67bdb370a66d","isrc":"QZNWY2419648","name":"Stay Me Still","registered_at":"2026-06-22T15:20:37Z","spotify_id":"6bMhBWacqkUSV4MlWzdCur","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ec9958b1eda449afef0bb1f0a3d0798103f0ea72feeaafd18ed67bdb370a66d. 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/6bMhBWacqkUSV4MlWzdCur.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/6bMhBWacqkUSV4MlWzdCur.
{"copyright_id":"0xf10a947006578054c77334d0ddbdee18a59fecbaa2c0a4ad3e38b7eec65be57c","isrc":"QZNWV2444661","name":"Roll the Body Over","registered_at":"2026-06-07T04:54:13Z","spotify_id":"238Qnq082Wsn9Lj8OwbmsG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf10a947006578054c77334d0ddbdee18a59fecbaa2c0a4ad3e38b7eec65be57c. 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/238Qnq082Wsn9Lj8OwbmsG.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/238Qnq082Wsn9Lj8OwbmsG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x628f500e9695c6bd3cd9629595b8110ede75105e44c272da73fa887783f5d74d. 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/7dzXhWmzk6m9901bLIYHfw.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/7dzXhWmzk6m9901bLIYHfw.
{"copyright_id":"0x09336ee79f5bec4ccdb3011c0918fa71a51b0f88f93b9f50b5a66876a62ddf57","isrc":"QZK6L2431732","name":"Timmund and the Sacred Blade","registered_at":"2026-06-19T00:52:13Z","spotify_id":"6Z2RvPkxBxVNKYzX3VgXEL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x09336ee79f5bec4ccdb3011c0918fa71a51b0f88f93b9f50b5a66876a62ddf57. 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/6Z2RvPkxBxVNKYzX3VgXEL.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/6Z2RvPkxBxVNKYzX3VgXEL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xecdc84df720f56007272f3693726b91396e3b6f4a8c82c937e8d21f8d8472dd4. 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/0h9FDOD8LQyaIjpbMEHNYv.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/0h9FDOD8LQyaIjpbMEHNYv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c37231e72a2c3801767c04a8fab5433e379103b5c1a60cba823d1f5c91ccf5a. 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/4ULG01XWDqEyVaRkfQ7N3O.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/4ULG01XWDqEyVaRkfQ7N3O.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda5430d88acadb1eb095326ed347f68af162f62505e5e481b12b3fe8c727f5d3. 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/6Kl7g9dw93qpIus73rP1NW.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/6Kl7g9dw93qpIus73rP1NW.
{"copyright_id":"0xba8899234a53503a5eab70d1aa687749fd5b3853ef49fabc0f0b50ee3ec966b4","isrc":"QZDA72443157","name":"Die in a Cute Way","registered_at":"2026-06-20T16:27:55Z","spotify_id":"4hnsSsLXIhtvCqeo8SfboT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba8899234a53503a5eab70d1aa687749fd5b3853ef49fabc0f0b50ee3ec966b4. 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/4hnsSsLXIhtvCqeo8SfboT.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/4hnsSsLXIhtvCqeo8SfboT.
{"copyright_id":"0x36af4cc3321218446358cd5c231f1df041ee8dc3197d3ede411d595cebad3ecd","isrc":"QZFZ32455365","name":"The Edge of the Clearing","registered_at":"2026-06-25T03:40:05Z","spotify_id":"1z56X4TuAXVqXWUgANXRNP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36af4cc3321218446358cd5c231f1df041ee8dc3197d3ede411d595cebad3ecd. 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/1z56X4TuAXVqXWUgANXRNP.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/1z56X4TuAXVqXWUgANXRNP.
{"copyright_id":"0x523a8fa6a736d6040b3da79c81f4ed4a2509b0efa99adb1e17dd33f56f05a77c","isrc":"QZFYY2402201","name":"Hunting Witches","registered_at":"2026-06-09T23:01:01Z","spotify_id":"2W6lmL2Yfa0eK8iJUin74n","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x523a8fa6a736d6040b3da79c81f4ed4a2509b0efa99adb1e17dd33f56f05a77c. 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/2W6lmL2Yfa0eK8iJUin74n.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/2W6lmL2Yfa0eK8iJUin74n.
{"copyright_id":"0x209b183d95689dfdd198f8a02ba5e337c94ca2bc339842965286dcdc4f65e443","isrc":"QZWFF2337366","name":"Hating My Daughter","registered_at":"2026-06-28T00:32:36Z","spotify_id":"5WTTcIxMY0shYYluuenx8d","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x209b183d95689dfdd198f8a02ba5e337c94ca2bc339842965286dcdc4f65e443. 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/5WTTcIxMY0shYYluuenx8d.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/5WTTcIxMY0shYYluuenx8d.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1fd2a7603118499081b75883225cf5710459fa2d6e387e761e5afba7057beae0. 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/2RAonzfEj7AAQ52Sup2BzE.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/2RAonzfEj7AAQ52Sup2BzE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95d8307f3d7e2602ff4c7783068219b0f12d96b03adcaa87c473f70799f497d7. 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/2aaNUhMtOOG22VXgad1ONP.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/2aaNUhMtOOG22VXgad1ONP.
{"copyright_id":"0xf54239a6d9da4fcc0136f7367c93b69cf3a04083aa50e7253dff500f317158a3","isrc":"QZHN92335052","name":"Martin the Goblin","registered_at":"2026-06-18T09:14:35Z","spotify_id":"0K0JSqzguiUgYH1miixYuc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf54239a6d9da4fcc0136f7367c93b69cf3a04083aa50e7253dff500f317158a3. 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/0K0JSqzguiUgYH1miixYuc.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/0K0JSqzguiUgYH1miixYuc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7514d93a57e8ab66c596d35eb9b9a2463c014298bd5427971bbaa49a6d587b29. 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/3Yg3DOt6DUB7BgUhEbWfKP.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/3Yg3DOt6DUB7BgUhEbWfKP.
{"copyright_id":"0x5d343fb503520e2c58f9880b07e25ecb37aa0120fa38ff05391c304e1e4d691b","isrc":"QZHN32301677","name":"Leaving Grimcrest","registered_at":"2026-06-19T21:08:53Z","spotify_id":"7eN1nnyRkXqlIJIUUAeWyo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d343fb503520e2c58f9880b07e25ecb37aa0120fa38ff05391c304e1e4d691b. 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/7eN1nnyRkXqlIJIUUAeWyo.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/7eN1nnyRkXqlIJIUUAeWyo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa3720e016e8a35b99d6bcdbe40b360d34d086826cf26659ef3ac78bb8026ffc. 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/2XsPlvQ9iAZfMzaJyZ1VyN.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/2XsPlvQ9iAZfMzaJyZ1VyN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1041b743e61bb24c0a3d676cac25d6ec012054b4c7ecf1943b563a8fc0a6352. 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/79PjCD3KMU4JWHZvQ5e3ut.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/79PjCD3KMU4JWHZvQ5e3ut.
Old Regalia's Hidden School for the Magically Impaired
{"copyright_id":"0x59f524421792b22133e9d5e4ca37690af429b65f8a8c477e3be32ace9101c4a0","isrc":"QZTB42217052","name":"Old Regalia's Hidden School for the Magically Impaired","registered_at":"2026-06-07T23:46:03Z","spotify_id":"707jUknrb7s6rbA52OIVQw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59f524421792b22133e9d5e4ca37690af429b65f8a8c477e3be32ace9101c4a0. 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/707jUknrb7s6rbA52OIVQw.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/707jUknrb7s6rbA52OIVQw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58d6a58bbafe52def01d728b4a7ff9447c05e703a13f01dfe4477b74de34d2f1. 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/3ccprxWmmx3gs7WjMM5oYN.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/3ccprxWmmx3gs7WjMM5oYN.
{"copyright_id":"0xb14d2b83dd92192220949a88d56095e8094c68696f4bbeb42aa3e07bc4d5b377","isrc":"QZK6J2262512","name":"The Reaper, The Butcher, The Boy","registered_at":"2026-06-07T10:45:17Z","spotify_id":"7CvTM8w5gTMcjiUlAGRtLG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb14d2b83dd92192220949a88d56095e8094c68696f4bbeb42aa3e07bc4d5b377. 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/7CvTM8w5gTMcjiUlAGRtLG.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/7CvTM8w5gTMcjiUlAGRtLG.
{"copyright_id":"0xa4bf007cba65c22c619ba86859b5d638703e878f6685bc62ba813d94a1adaeeb","isrc":"QZHNA2204595","name":"A Delicate Nightmare","registered_at":"2026-06-24T07:41:10Z","spotify_id":"3j4G8qkc0TadrsGnPhWXnq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4bf007cba65c22c619ba86859b5d638703e878f6685bc62ba813d94a1adaeeb. 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/3j4G8qkc0TadrsGnPhWXnq.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/3j4G8qkc0TadrsGnPhWXnq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ae521bb3227e7610a282d2074b9089419c33db0d814d1170b96dcb5c4e184be. 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/51xohFP77cyYVOtRC3QI9t.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/51xohFP77cyYVOtRC3QI9t.
{"copyright_id":"0xeb0cd2618637f1c631d06fcc240de2a93c2c8d47f10a9b92ea615decfdf9389b","isrc":"QZHN52216704","name":"The Watch","registered_at":"2026-06-07T16:58:14Z","spotify_id":"5aSks4nlqb0wBl6jPGhAcs","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb0cd2618637f1c631d06fcc240de2a93c2c8d47f10a9b92ea615decfdf9389b. 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/5aSks4nlqb0wBl6jPGhAcs.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/5aSks4nlqb0wBl6jPGhAcs.