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 0x85a0a8551445c46fa630d8df29261ba26b276cfd0b9845a0b24b625d8b5f6502. 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/2d867a61-bac2-493d-b672-0bda94126a51.json and https://artists.proofprofile.net/proofs/artist/2d867a61-bac2-493d-b672-0bda94126a51.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0x7f128fb0617eef2f406d23f5c010059194eefceff5207430a55b9a269f6e6397. 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/5xmi3FqhJpsAT4hPnEdJco.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/5xmi3FqhJpsAT4hPnEdJco.
{"copyright_id":"0x9cd657ade15ce96b0fbfffa54a31cbe3c239cb125fe7c824d550b720fb2b5abe","isrc":"USUYG1288501","name":"Feeling Right","registered_at":"2026-06-27T07:41:57Z","spotify_id":"14nDIqdQ1TkRMN4qsLysI0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9cd657ade15ce96b0fbfffa54a31cbe3c239cb125fe7c824d550b720fb2b5abe. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/14nDIqdQ1TkRMN4qsLysI0.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/14nDIqdQ1TkRMN4qsLysI0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfea64677967c27a6e82bc6b898549c92f5b60494a91c236a5913a0ca92cb539c. 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/1DXc44AnDCtcHSG1BaZRpI.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/1DXc44AnDCtcHSG1BaZRpI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe67acb21e15dacabbaff8e6e5540fa2962722de501abe333b42d24c49807a334. 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/1nDIbH37Mrfk0rNwXyL13y.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/1nDIbH37Mrfk0rNwXyL13y.
{"copyright_id":"0xb0b20bfa99d35cda683faa5fe13fed3a1972eb6526f372baf662eb1d1948f25d","isrc":"TCADR1854340","name":"Call on Me","registered_at":"2026-06-26T00:57:47Z","spotify_id":"65h5afwI4S1UqmXCHBZfUy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0b20bfa99d35cda683faa5fe13fed3a1972eb6526f372baf662eb1d1948f25d. 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/65h5afwI4S1UqmXCHBZfUy.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/65h5afwI4S1UqmXCHBZfUy.
{"copyright_id":"0x56be2e105259de7779b1d454bcf78272fbb59a5b47aea8e0c04381183652dca2","isrc":"TCADR1854343","name":"Break Ya Back","registered_at":"2026-06-04T12:34:31Z","spotify_id":"0CrQOzVmcdQ4xHfGQeBRGy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56be2e105259de7779b1d454bcf78272fbb59a5b47aea8e0c04381183652dca2. 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/0CrQOzVmcdQ4xHfGQeBRGy.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/0CrQOzVmcdQ4xHfGQeBRGy.
{"copyright_id":"0xe3367fd5d1cc56731bf93be715cdf0708ad067fab402c8140de332da3aaf265d","isrc":"TCADR1854345","name":"Dear Lady","registered_at":"2026-06-11T18:51:08Z","spotify_id":"3AGYnNlKNR8ajhQh6RmmJQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3367fd5d1cc56731bf93be715cdf0708ad067fab402c8140de332da3aaf265d. 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/3AGYnNlKNR8ajhQh6RmmJQ.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/3AGYnNlKNR8ajhQh6RmmJQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa728176fe26533187be39a3c4ae94d23dbd81dabda4dd23180ea70f6b32b1897. 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/55j56Vkw3zTDcHZWJHytpc.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/55j56Vkw3zTDcHZWJHytpc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab57bf920e474bf367849e910c91a7aee2f9588ab9e9b28eeee892dc14e720ea. 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/1cydevOkSXH5Aaj5ehKrH5.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/1cydevOkSXH5Aaj5ehKrH5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe24b7c882f88d98f623eeeccd81b38fba25744213d2987dd9e7a122d8b449018. 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/5knUS1BXpvQ4cAd5bcrwZM.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/5knUS1BXpvQ4cAd5bcrwZM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93838cf3be00665ce1d7ca710ff80bec087a9f301ad98b775b523093069665b2. 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/7eI1NR7C6TGuvtChLnfppx.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/7eI1NR7C6TGuvtChLnfppx.
{"copyright_id":"0x27fc7d721d4cb8fd3dfed5162b16d2ae6f07a91fbb0671bcb456ab2adae49893","isrc":"USUYG1274849","name":"Ride For You","registered_at":"2026-06-22T10:22:05Z","spotify_id":"5R6BXrM4QCDjGU8CwzlRdR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27fc7d721d4cb8fd3dfed5162b16d2ae6f07a91fbb0671bcb456ab2adae49893. 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/5R6BXrM4QCDjGU8CwzlRdR.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/5R6BXrM4QCDjGU8CwzlRdR.
{"copyright_id":"0xb5bd6501921f8dfe1fe847616cda1b1a3ae0737aa286e0c6af8419f9c7c7c3f7","isrc":"USUYG1274855","name":"Fly Love","registered_at":"2026-06-11T19:51:22Z","spotify_id":"6VFIStAD1bwf31cxEMRGD6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5bd6501921f8dfe1fe847616cda1b1a3ae0737aa286e0c6af8419f9c7c7c3f7. 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/6VFIStAD1bwf31cxEMRGD6.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/6VFIStAD1bwf31cxEMRGD6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x879e0c5f49de09a7788bb7c1d9ab0f917b6b30fe8933f0dc17f4a24b9919ffb8. 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/5S0dFvPYhQg7E4id442c0S.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/5S0dFvPYhQg7E4id442c0S.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ac7f90955bf5850c034a80769e52d24855668d27526de54ccc4d8e8bbe655d4. 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/2uWJJ9Ka6Mbd83ZvMUIBew.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/2uWJJ9Ka6Mbd83ZvMUIBew.
{"copyright_id":"0x2e0a9db633aedbd6ae7f4fc9e60604f2f843fb32f76b7be20e11e26b72c43490","isrc":"TCAIA2488946","name":"Lost in the System","registered_at":"2026-06-22T10:22:05Z","spotify_id":"2TfCqKUON4B9BsHKSM7zJi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e0a9db633aedbd6ae7f4fc9e60604f2f843fb32f76b7be20e11e26b72c43490. 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/2TfCqKUON4B9BsHKSM7zJi.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/2TfCqKUON4B9BsHKSM7zJi.
{"copyright_id":"0xe83a5312995e820b6ff195b629c902bbe160eba4de302c53bf6e6adcd86dea94","isrc":"TCAIA2489022","name":"Hypnotize Her","registered_at":"2026-06-26T00:53:00Z","spotify_id":"77MtvdvctRvIwIj5dYEJqz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe83a5312995e820b6ff195b629c902bbe160eba4de302c53bf6e6adcd86dea94. 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/77MtvdvctRvIwIj5dYEJqz.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/77MtvdvctRvIwIj5dYEJqz.
{"copyright_id":"0x74016d7a3f8ef62c82718ed4bec60e3b7aa8c3402c7d03a218ebba37b906bc65","isrc":"TCAIA2488918","name":"Can You Blame Me","registered_at":"2026-06-22T10:22:01Z","spotify_id":"5RM0jAs9YQHF9A3Q0B2lQd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74016d7a3f8ef62c82718ed4bec60e3b7aa8c3402c7d03a218ebba37b906bc65. 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/5RM0jAs9YQHF9A3Q0B2lQd.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/5RM0jAs9YQHF9A3Q0B2lQd.
{"copyright_id":"0x3cbfc76b5215f935beb3fc4dccb0abaa643698538d42feb33073020ab19508f7","isrc":"TCAIA2489032","name":"Be My Favorite","registered_at":"2026-06-26T01:08:47Z","spotify_id":"3Krtc4uRQJv8gPFFwkcNsd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3cbfc76b5215f935beb3fc4dccb0abaa643698538d42feb33073020ab19508f7. 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/3Krtc4uRQJv8gPFFwkcNsd.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/3Krtc4uRQJv8gPFFwkcNsd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa54f7f6d0ac7454e4e06a88f090bbedbfe5126319c4a543e82a7984c81594e5e. 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/2t42C9D3CXJeCuG5dwA32X.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/2t42C9D3CXJeCuG5dwA32X.
{"copyright_id":"0x2e5e503a9fa6b39ce11551c718e937399fc6ad3748e3e7900aa27cf8152ac26d","isrc":"TCAHB2389481","name":"If You Hurt Me","registered_at":"2026-06-08T23:32:05Z","spotify_id":"1UpAe0EQSKkXXoqOlhrMa2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e5e503a9fa6b39ce11551c718e937399fc6ad3748e3e7900aa27cf8152ac26d. 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/1UpAe0EQSKkXXoqOlhrMa2.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/1UpAe0EQSKkXXoqOlhrMa2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f451f43ba27934711f96e946e99f3833546672caa66472fe89272c23f98c93e. 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/3ClBZ1CwmU0TZa67fFCN9J.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/3ClBZ1CwmU0TZa67fFCN9J.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55f462a4b81af68c76cfe0a5b091fcff076d37a8a05c6a95793609216b23a2fd. 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/28jiTv2DXvBoAt25xwlqDK.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/28jiTv2DXvBoAt25xwlqDK.
{"copyright_id":"0xd833a3eb7a4c3ac12f0aac151dc674abaef802c2bd0486cc7c2530d50dfcec53","isrc":"TCAFT2168325","name":"I Look Better","registered_at":"2026-06-22T10:18:34Z","spotify_id":"7Kw8B0kj8lQUIrIDajb27L","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd833a3eb7a4c3ac12f0aac151dc674abaef802c2bd0486cc7c2530d50dfcec53. 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/7Kw8B0kj8lQUIrIDajb27L.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/7Kw8B0kj8lQUIrIDajb27L.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61b1225a5e3a1f499791c058415b74eeeb04e14b45f423a0e7b994b1378ff68a. 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/6NlJEjrABRZxozhy2jIinT.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/6NlJEjrABRZxozhy2jIinT.
{"copyright_id":"0x4dc2e44829fe6a95c349339746e97f64302aec7c1f44ce27de8de777cad85ecd","isrc":"TCAFQ2132390","name":"Pain & Aggression","registered_at":"2026-06-10T21:53:47Z","spotify_id":"1HkRGweVXAMs9agqUYecks","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4dc2e44829fe6a95c349339746e97f64302aec7c1f44ce27de8de777cad85ecd. 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/1HkRGweVXAMs9agqUYecks.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/1HkRGweVXAMs9agqUYecks.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02185da97dfaa63d8e27a9b07740b41cae1718ca5fdb1fab84d112eeb86d492b. 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/4kNFMFxUyGA3BegPkes4nR.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/4kNFMFxUyGA3BegPkes4nR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a40eb9fa0223e9dff16132411557ce76bfa39395cbb159e381f92af4415d4cf. 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/1Ah3RTP8h3SprapGbAyAdq.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/1Ah3RTP8h3SprapGbAyAdq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2ae13a03c1ae8f4d1a4879ec7626df42f76c8f3be63c8769e821d5b9c8cdedc. 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/0uuQhK8WxFe4IPsz14vjzX.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/0uuQhK8WxFe4IPsz14vjzX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x935e94911478c4e8033d0aa31002b53ba87f2b15798f07b0ec5281707695fc58. 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/4f7RgLs6VcfwDoZrMAmrCu.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/4f7RgLs6VcfwDoZrMAmrCu.
{"copyright_id":"0x4e8f2db94f260dadf9e87af174d78c89c4b49224393b94fa8eba2e708d3e308b","isrc":"TCAFJ2113007","name":"Better Than This","registered_at":"2026-06-19T17:55:46Z","spotify_id":"4hqg4lndwmKOgqAQhY67TH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e8f2db94f260dadf9e87af174d78c89c4b49224393b94fa8eba2e708d3e308b. 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/4hqg4lndwmKOgqAQhY67TH.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/4hqg4lndwmKOgqAQhY67TH.