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 0x1806ef15b368135955088fd0e64db1b3019ddfabe348af03f96ca4eb40709b13. 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/dede1c0d-beb1-4a63-8e14-44d1538cd65c.json and https://artists.proofprofile.net/proofs/artist/dede1c0d-beb1-4a63-8e14-44d1538cd65c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xbc212c17a134ccd26805e4d5b1263112b2da32a907645bf572ba6ef20664fd84","isrc":"NZWA18400009","name":"Karanga Ra - Remastered Version","registered_at":"2026-06-19T19:40:06Z","spotify_id":"5xvQHymo8rmkTLBbKhSYDJ","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 0xbc212c17a134ccd26805e4d5b1263112b2da32a907645bf572ba6ef20664fd84. 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/5xvQHymo8rmkTLBbKhSYDJ.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/5xvQHymo8rmkTLBbKhSYDJ.
{"copyright_id":"0x32e88300162dea712674a540a966243c9c280de5b28fd5f95e0751caab967e3e","isrc":"NZWA18400010","name":"Long Ago - Remastered Version","registered_at":"2026-06-10T09:34:43Z","spotify_id":"6HkMdunCDQnnqQwU7nF0OW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32e88300162dea712674a540a966243c9c280de5b28fd5f95e0751caab967e3e. 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/6HkMdunCDQnnqQwU7nF0OW.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/6HkMdunCDQnnqQwU7nF0OW.
{"copyright_id":"0xda91edec92ff35773d290078b259dca5e3cde348bc3fbd8489745b8e974ee046","isrc":"NZWA18400001","name":"Jah Reggae - Remastered Version","registered_at":"2026-06-11T21:11:19Z","spotify_id":"2q8y9FgPyfJ6trq5U35SSG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda91edec92ff35773d290078b259dca5e3cde348bc3fbd8489745b8e974ee046. 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/2q8y9FgPyfJ6trq5U35SSG.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/2q8y9FgPyfJ6trq5U35SSG.
{"copyright_id":"0x4deaeca142e00645785962b2d4fa0fad2e9fc2c528890855c17dc718ac1853b8","isrc":"NZWA18400003","name":"On My Mind - Remastered Version","registered_at":"2026-06-07T23:08:05Z","spotify_id":"2zGzd94QEFHN79JsiRUYxl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4deaeca142e00645785962b2d4fa0fad2e9fc2c528890855c17dc718ac1853b8. 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/2zGzd94QEFHN79JsiRUYxl.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/2zGzd94QEFHN79JsiRUYxl.
{"copyright_id":"0x32f822662b67b48d211109f08fe7f82b8fa6b406b85d5513ed5e847a35caea60","isrc":"NZWA18400011","name":"Nuclear Waste - Remastered Version","registered_at":"2026-06-09T22:12:00Z","spotify_id":"4eIhWMA26JLmIhtyn3HE22","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32f822662b67b48d211109f08fe7f82b8fa6b406b85d5513ed5e847a35caea60. 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/4eIhWMA26JLmIhtyn3HE22.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/4eIhWMA26JLmIhtyn3HE22.
{"copyright_id":"0x940462e6b16082cf98f3ac057ee546dc19991996c5e475ae55963a3433eb6aa0","isrc":"NZWA18400005","name":"Stolen Time - Remastered Version","registered_at":"2026-06-18T06:51:08Z","spotify_id":"4QTEuU2IOwXwLcmtmLTIG5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x940462e6b16082cf98f3ac057ee546dc19991996c5e475ae55963a3433eb6aa0. 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/4QTEuU2IOwXwLcmtmLTIG5.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/4QTEuU2IOwXwLcmtmLTIG5.
{"copyright_id":"0xc249554022374f5121170fc3794558874ce8817791b6703fecb53db36f5d8ab8","isrc":"NZWA18400006","name":"Tahu's Song - Remastered Version","registered_at":"2026-06-20T16:46:23Z","spotify_id":"3XMYseYliOLDbywBaKE0rn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc249554022374f5121170fc3794558874ce8817791b6703fecb53db36f5d8ab8. 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/3XMYseYliOLDbywBaKE0rn.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/3XMYseYliOLDbywBaKE0rn.
{"copyright_id":"0x0ad7ca48a88f3561d14dd5a2528b1a4d54b78b4b68500c7d249ec48bbd373ffd","isrc":"NZWA18400007","name":"In The Ghetto - Remastered Version","registered_at":"2026-06-07T16:20:24Z","spotify_id":"5zUVGYD7vROQcE2ZiBeLqx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ad7ca48a88f3561d14dd5a2528b1a4d54b78b4b68500c7d249ec48bbd373ffd. 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/5zUVGYD7vROQcE2ZiBeLqx.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/5zUVGYD7vROQcE2ZiBeLqx.
{"copyright_id":"0x1a772e807bd2bb6205a111b825416a4d1a4cc342ab5b6f93118615f970578c25","isrc":"NZWA18200005","name":"French Letter - Remastered Version","registered_at":"2026-06-20T01:25:18Z","spotify_id":"4APrsmes1OKU8PYtsADEGD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a772e807bd2bb6205a111b825416a4d1a4cc342ab5b6f93118615f970578c25. 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/4APrsmes1OKU8PYtsADEGD.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/4APrsmes1OKU8PYtsADEGD.
Light Of The Pacific - Remastered Version
{"copyright_id":"0x7d4a5921e7ebdeeee10daf35832b63d9c03c43f188c0456cc120508d917d4ea1","isrc":"NZWA19000003","name":"Walk Away Renee","registered_at":"2026-06-27T21:19:20Z","spotify_id":"7yKbn0g5JyXDvyy4XfBUtx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d4a5921e7ebdeeee10daf35832b63d9c03c43f188c0456cc120508d917d4ea1. 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/7yKbn0g5JyXDvyy4XfBUtx.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/7yKbn0g5JyXDvyy4XfBUtx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e19d3d2d566c2f1776034e44c1fcb1bb7d962cc849c5d427cfda3086639da2b. 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/6OBlJc1n9PiKHUFstE9ubU.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/6OBlJc1n9PiKHUFstE9ubU.
{"copyright_id":"0x8f55d22ba926acdb7e1e03cf2e238d76a83beadff07f40f9af67c0181badce84","isrc":"NZWA10800012","name":"E Papa","registered_at":"2026-06-05T10:19:37Z","spotify_id":"3oQOOLQIsWTASuMUUASkjL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f55d22ba926acdb7e1e03cf2e238d76a83beadff07f40f9af67c0181badce84. 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/3oQOOLQIsWTASuMUUASkjL.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/3oQOOLQIsWTASuMUUASkjL.
{"copyright_id":"0x6d9c0f2ad38c0b6fdc8cd9605178f52831c9a0937332aa7412cc000dd622d670","isrc":"NZWA10800011","name":"No Nukes (The Second Letter To France)","registered_at":"2026-06-27T21:07:12Z","spotify_id":"5mGqjzlZl4CDPJ7KKl2xX3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d9c0f2ad38c0b6fdc8cd9605178f52831c9a0937332aa7412cc000dd622d670. 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/5mGqjzlZl4CDPJ7KKl2xX3.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/5mGqjzlZl4CDPJ7KKl2xX3.
{"copyright_id":"0x660b2c03dc227a5061999fd60d04899edd0eb64005cd48f397827c7a9e8c8ca5","isrc":"NZWA10800005","name":"Sensitive To A Smile","registered_at":"2026-06-06T00:02:24Z","spotify_id":"1YiDQdpcfon2Pjya79rccr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x660b2c03dc227a5061999fd60d04899edd0eb64005cd48f397827c7a9e8c8ca5. 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/1YiDQdpcfon2Pjya79rccr.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/1YiDQdpcfon2Pjya79rccr.
{"copyright_id":"0x5b3d7a2fddc2231a66669bcb7fb7f872713ee2b3a6ef57d3fe488a917b63ab9c","isrc":"NZWA10800013","name":"Rust In Dust","registered_at":"2026-06-20T14:42:43Z","spotify_id":"7h6fJkYIBPqGRlJZQuqzsF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b3d7a2fddc2231a66669bcb7fb7f872713ee2b3a6ef57d3fe488a917b63ab9c. 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/7h6fJkYIBPqGRlJZQuqzsF.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/7h6fJkYIBPqGRlJZQuqzsF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18a582e0a4d3e8af24bb472ddd1c9ca83f8bddfc28f694c7ef160dcb130b92bf. 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/58u7lUZprMuVGoXTyEa1A9.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/58u7lUZprMuVGoXTyEa1A9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02549a974a9618a1577122d7b8f0aadca728e47b1c209e780b25b8e56abbf79b. 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/0q0RF6GBvfg87HmMKe2DTw.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/0q0RF6GBvfg87HmMKe2DTw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c132aba4c9038a9626504d613865894522f6cf64c151fbd691becdad0a38750. 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/2NxGngqV89UZXiiA6eQjjC.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/2NxGngqV89UZXiiA6eQjjC.
{"copyright_id":"0x6d096d22779f9b49d2d2cc1da689e033b84b5bd5ab0dd525ca7b76674bf7680f","isrc":"NZWA10800008","name":"Nuclear Waste","registered_at":"2026-06-06T13:52:22Z","spotify_id":"5dvVupPSNsKZwyEpSPhSVc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d096d22779f9b49d2d2cc1da689e033b84b5bd5ab0dd525ca7b76674bf7680f. 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/5dvVupPSNsKZwyEpSPhSVc.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/5dvVupPSNsKZwyEpSPhSVc.
{"copyright_id":"0xf74abe6f06df6d184a8ff529d3aed14738fceb4384813dddeb3ebc44045ca535","isrc":"NZWA10800003","name":"French Letter","registered_at":"2026-06-06T13:52:40Z","spotify_id":"1n9oGKbEbD0atJ9OPhnUBf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf74abe6f06df6d184a8ff529d3aed14738fceb4384813dddeb3ebc44045ca535. 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/1n9oGKbEbD0atJ9OPhnUBf.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/1n9oGKbEbD0atJ9OPhnUBf.
{"copyright_id":"0xddc43c593771e6c4189ca0be9b42321a762482d27484664e00ea1c233824f125","isrc":"NZWA18100005","name":"Azania (Soon Come) - Remastered Version","registered_at":"2026-06-25T01:25:56Z","spotify_id":"2UiC01blXCGyrrdCgpN55f","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xddc43c593771e6c4189ca0be9b42321a762482d27484664e00ea1c233824f125. 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/2UiC01blXCGyrrdCgpN55f.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/2UiC01blXCGyrrdCgpN55f.
{"copyright_id":"0x2bb85072a0125b185bfa2e9f51d2dca7151185864ad0ef73d6da1f4f58f7946f","isrc":"NZWA18100006","name":"Dragons & Demons - Remastered Version","registered_at":"2026-06-20T14:46:38Z","spotify_id":"7bDw2U5evASQrtsuAaBhlk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2bb85072a0125b185bfa2e9f51d2dca7151185864ad0ef73d6da1f4f58f7946f. 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/7bDw2U5evASQrtsuAaBhlk.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/7bDw2U5evASQrtsuAaBhlk.
{"copyright_id":"0xd2126aa7a7b6f654afd010ffc1589586fd641faa607d5ce509744156609cbc69","isrc":"NZWA18100001","name":"Whats' Be Happen? - Remastered Version","registered_at":"2026-06-26T06:04:07Z","spotify_id":"7M5Js8WK6V2a8mB3Boyfq8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2126aa7a7b6f654afd010ffc1589586fd641faa607d5ce509744156609cbc69. 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/7M5Js8WK6V2a8mB3Boyfq8.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/7M5Js8WK6V2a8mB3Boyfq8.
Whistling In The Dark - Remastered Version
Reggae's Doing Fine - Remastered Version
Footrot Flats - The Dog's Tale (Motion Picture Soundtrack)