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 0xd4e4698373ef612e3d2e9de33a982186aa1402cd6647eaae1b9ebe84042d1d36. 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/5a03cc5e-2d6d-4559-9ab8-e31150ddad89.json and https://artists.proofprofile.net/proofs/artist/5a03cc5e-2d6d-4559-9ab8-e31150ddad89.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 0x2e82e288ebbf12bdc8817e3dc7132248b51769aa37bbfbf9016ffae2f21d49b7. 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/0qSEZfwnMa7qXXt60fOBvu.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/0qSEZfwnMa7qXXt60fOBvu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x77dfb1d4175373d979580042e7e1958cebbc72a004fa78777c6627a13ed9634c. 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/51mKma25EXaivcMkKhcP8s.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/51mKma25EXaivcMkKhcP8s.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdfee461fc991b5e63e52343794bddbea61d078edf2844188a3b17fc9f7187f64. 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/3bxdHuBgAgh8nHNN2nJFd5.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/3bxdHuBgAgh8nHNN2nJFd5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1fe8d695d5c60754b757b523b3dfd9278128327ce328cf0f4129047763a3a243. 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/0BOwtxkYxfmcgaEVOgvD4C.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/0BOwtxkYxfmcgaEVOgvD4C.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x282caafb981dc58bdc22ef7f467bd6fdb2f1d110d41165931939aeccafa8598c. 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/10gAKvTgdYNag7CQOHyfJy.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/10gAKvTgdYNag7CQOHyfJy.
{"copyright_id":"0xf95eeb5d82b34ebf2a47d73eacfca6a76c9f919e73f22f7ec501dee5235debbb","isrc":"QZW9L2206938","name":"El Baile del Pescao","registered_at":"2026-06-05T21:29:07Z","spotify_id":"4949aEhct70647KYPnoeIy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf95eeb5d82b34ebf2a47d73eacfca6a76c9f919e73f22f7ec501dee5235debbb. 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/4949aEhct70647KYPnoeIy.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/4949aEhct70647KYPnoeIy.
{"copyright_id":"0x66ed0c745397453a8d22e45a379fbd5f2d81aea618ae715d1cacd5407b66cf04","isrc":"QZW9L2206937","name":"Mueve Mami","registered_at":"2026-06-10T00:57:11Z","spotify_id":"1nAFiPQR1fYMiqunQswv1d","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66ed0c745397453a8d22e45a379fbd5f2d81aea618ae715d1cacd5407b66cf04. 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/1nAFiPQR1fYMiqunQswv1d.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/1nAFiPQR1fYMiqunQswv1d.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf48e7070c83cb11ad56492aacad766fa9d5fd9b619a9bc9cbe8cbe8e9e66af58. 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/0SbFHJgBAD2IATfhuF1hn1.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/0SbFHJgBAD2IATfhuF1hn1.
{"copyright_id":"0xc71bbc6aab2caa36bce48649c1858148c4c464af248e055d6d36897bd71446f2","isrc":"QMDA61889514","name":"Quiero Amanecer","registered_at":"2026-06-10T17:24:42Z","spotify_id":"4CUi6fVlznfJj6LxSQSULZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc71bbc6aab2caa36bce48649c1858148c4c464af248e055d6d36897bd71446f2. 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/4CUi6fVlznfJj6LxSQSULZ.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/4CUi6fVlznfJj6LxSQSULZ.
{"copyright_id":"0xa3452d2eab2d37a1c8167d4ed7877aafa8aa4ab8ddda8ac7d406fe2c26dc5cb6","isrc":"QMDA61889528","name":"Sacarse el Clavo","registered_at":"2026-06-27T01:27:12Z","spotify_id":"42b40blvLava0UuPzFwtXU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3452d2eab2d37a1c8167d4ed7877aafa8aa4ab8ddda8ac7d406fe2c26dc5cb6. 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/42b40blvLava0UuPzFwtXU.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/42b40blvLava0UuPzFwtXU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x658fa020bccf34517b96d41b2dbe9a6401405779deacb52b18985b0762d6126f. 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/1qZyHnVyvfIxh80hZ5bOEK.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/1qZyHnVyvfIxh80hZ5bOEK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae327169e5c981d4f84144773d0c79f59074d8f4223f15ddaa64a99956277852. 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/6TrR94UaLsxnCMbdUXIVwI.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/6TrR94UaLsxnCMbdUXIVwI.
{"copyright_id":"0x81eb1ce67dc091d7c2868b4047ab9ce02418d47b1bde61e71dc4efa3770c0cc8","isrc":"QMDA61887630","name":"Ritmo de la Noche","registered_at":"2026-06-06T15:43:23Z","spotify_id":"7swAaYehkTPUsBZJzNYZ72","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81eb1ce67dc091d7c2868b4047ab9ce02418d47b1bde61e71dc4efa3770c0cc8. 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/7swAaYehkTPUsBZJzNYZ72.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/7swAaYehkTPUsBZJzNYZ72.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3be96bc8cbfe622294dc3a09f616076f033c87ddcadeb4bde16f157e32929587. 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/1Bq52zGa45utJjyUiVj2TR.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/1Bq52zGa45utJjyUiVj2TR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f163c6098e2d1b71b41797392d783b362108ef7e84ff4222727294a5bf19ba4. 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/00hIlcCbKqk71WzuHsTFUM.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/00hIlcCbKqk71WzuHsTFUM.
{"copyright_id":"0x64a6a57d6687fce1ffde8a5bced68547bed747b599683cd9aafaf367446e62f0","isrc":"QZW9L2211549","name":"Hombre de Poco Hablar","registered_at":"2026-06-11T04:32:50Z","spotify_id":"6qRLZlGM64X640F8X81Rmk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64a6a57d6687fce1ffde8a5bced68547bed747b599683cd9aafaf367446e62f0. 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/6qRLZlGM64X640F8X81Rmk.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/6qRLZlGM64X640F8X81Rmk.
{"copyright_id":"0xc6bdd4c417304db3f1ca631ad8314c7df70e79f3ebe51905194b6cabce83eb46","isrc":"QMDA61887615","name":"Mi Tambor","registered_at":"2026-06-10T15:15:30Z","spotify_id":"3lpmABTK53nSBCuO3ibfp2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6bdd4c417304db3f1ca631ad8314c7df70e79f3ebe51905194b6cabce83eb46. 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/3lpmABTK53nSBCuO3ibfp2.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/3lpmABTK53nSBCuO3ibfp2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6bb53988528f80b72202e542ae296021558462e25409ceab489b79938943e3c0. 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/29eowSKarOM5HwrXAHFFU3.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/29eowSKarOM5HwrXAHFFU3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75efe463147117951951e0649c914dea9e0fa5001babe445e993cf1ee64842b2. 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/3LrHt9Msk2RcHNGNrI2Trt.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/3LrHt9Msk2RcHNGNrI2Trt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb51cf900f4aed0dd74de2ed940d8af74f6b004a99c0172f62c215f19948937f6. 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/34g7KiDspXaPHFSzoSvivs.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/34g7KiDspXaPHFSzoSvivs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8dfb1156465aa1a74a29570db42b7de88f94265ce6a7b519fddb356d479cc816. 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/4eKtVG4R9Y7s0EgQEoNXEZ.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/4eKtVG4R9Y7s0EgQEoNXEZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd271af2d4d4ceacd8b563795b0b898752211e677a35cd8c06eb844384a6f4ddc. 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/1Ctdu0eUbAimqIAlb3xDS9.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/1Ctdu0eUbAimqIAlb3xDS9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe67ae32b395d792e98b2068d7fa84a5138f3064858d80f7725ea47f2ff10d2ef. 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/1jed1tJ6rrK3UBvuMah0lL.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/1jed1tJ6rrK3UBvuMah0lL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5322ef7f1c1c36b692b0d814343bf99cbca74a413f5d2f7786ad7a6912c6eb91. 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/5uxUMuzwEhBZMkYFeiN53G.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/5uxUMuzwEhBZMkYFeiN53G.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0926a18b360e395fa71d226b122a0f7bbed1a394e4716c2f82c1f3091ddb8df5. 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/6lU4KAkGhoGlyCprbab8CU.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/6lU4KAkGhoGlyCprbab8CU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc99643c938c7204c064b086a40c46c617f1a11a9f9d4e9489354ac97e6f320e1. 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/3ESN2plhBaKWtYTOpzhZK8.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/3ESN2plhBaKWtYTOpzhZK8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x617ccd8b999669e6def5fe539995f37895f655cc8ad242c256a6c92a5f213b99. 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/5RUAZMNWuyosJrxd3yTv2p.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/5RUAZMNWuyosJrxd3yTv2p.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc447ba12051e9824cae5e359720be820c71874e4c2220ee6fecfae3d1501509a. 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/75vIqau3chQgWTp4OMytcc.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/75vIqau3chQgWTp4OMytcc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79773322c6e9777cb01024897fd75c89358dbd1ddbd6283d41feab4055090e3c. 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/26wEj09obA5Srd6aWUB3YD.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/26wEj09obA5Srd6aWUB3YD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x170872392f7610e5b914346427e9e7a0be6b642c20e12354c4e6380cbd7901b7. 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/6UNW0ar9IXiJBKlBbpgHaj.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/6UNW0ar9IXiJBKlBbpgHaj.
{"copyright_id":"0xc63000ccc8bbf26b11727d764ef681eb64bbc646e7975cdf6fba86242423bb5f","isrc":"QMDA61887629","name":"Todavia - (First Mix)","registered_at":"2026-06-25T15:04:04Z","spotify_id":"3K9CwJMEBTmhQuK7hQpdmj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc63000ccc8bbf26b11727d764ef681eb64bbc646e7975cdf6fba86242423bb5f. 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/3K9CwJMEBTmhQuK7hQpdmj.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/3K9CwJMEBTmhQuK7hQpdmj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ff37912df43effc0801f5dff52ac4a923823f16b1679a607f57091452d85f73. 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/443Khg2EIcuOkdY3RTwfdn.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/443Khg2EIcuOkdY3RTwfdn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83b0a46e0a6719b1675c31e83ba97c581f8876bd45e20148c9f3fe628f1b946b. 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/0BwuqBt9Gz12kWmngudMNC.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/0BwuqBt9Gz12kWmngudMNC.
{"copyright_id":"0xac8bdd31db0c95cdae32e34bc854860c3898afe04b45ed1a2c4388809a81ccd2","isrc":"QZHN51988379","name":"Iremos al Cielo","registered_at":"2026-06-27T01:27:48Z","spotify_id":"4Ru9tzNgNh7mhOVFt63KfY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac8bdd31db0c95cdae32e34bc854860c3898afe04b45ed1a2c4388809a81ccd2. 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/4Ru9tzNgNh7mhOVFt63KfY.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/4Ru9tzNgNh7mhOVFt63KfY.
{"copyright_id":"0xff644df2814ca21f315a9b787c98448e6f42f57e3ea6126c871dcd2eda924f42","isrc":"QZHN51988380","name":"La Bala Perdida","registered_at":"2026-06-10T17:19:27Z","spotify_id":"1g85ZgRHZkrIZIFvbsr4NY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff644df2814ca21f315a9b787c98448e6f42f57e3ea6126c871dcd2eda924f42. 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/1g85ZgRHZkrIZIFvbsr4NY.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/1g85ZgRHZkrIZIFvbsr4NY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8bf90904855d01aade1224f9b2d9235d863b9cfa3475b36192aeb1629db26bc6. 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/5nAUXPwRsyISpfjBrvVlNv.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/5nAUXPwRsyISpfjBrvVlNv.
{"copyright_id":"0x7d6cbc1050a9d89a9dae0ae3204be99db90acfa220ff53825bbc096b7ed047d3","isrc":"QZHN51988385","name":"F*Ck*N' Cocobola","registered_at":"2026-06-18T15:57:06Z","spotify_id":"1wupoKZuDw4zWUuUEDxX2N","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d6cbc1050a9d89a9dae0ae3204be99db90acfa220ff53825bbc096b7ed047d3. 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/1wupoKZuDw4zWUuUEDxX2N.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/1wupoKZuDw4zWUuUEDxX2N.
{"copyright_id":"0xc1783bab648c1f38ee9e5b6035ae9e3839513dfd46be2096c5e6db4ca53daa51","isrc":"QZ5AB2322438","name":"Que Me Maten","registered_at":"2026-06-20T08:43:29Z","spotify_id":"1NfyZx3eCE9QNlvcELHnU1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1783bab648c1f38ee9e5b6035ae9e3839513dfd46be2096c5e6db4ca53daa51. 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/1NfyZx3eCE9QNlvcELHnU1.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/1NfyZx3eCE9QNlvcELHnU1.