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 0xe1e7843831856860aa4c3e7adceae8ccc5da1588576d66a78573af3dcc2a8f68. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a6e19911-2f16-4a20-9753-3d99ac386d7b.json and https://artists.proofprofile.net/proofs/artist/a6e19911-2f16-4a20-9753-3d99ac386d7b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x22fc94a645873fd2bd65cfe3a7c19eb7dde1c5298cfbe20dcbf151ab418bf73a","isrc":"QZNWS2381520","name":"Tell Me I Can't","registered_at":"2026-06-20T19:26:10Z","spotify_id":"5bT2H3F8vfCM6aJy77xS4D","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 0x22fc94a645873fd2bd65cfe3a7c19eb7dde1c5298cfbe20dcbf151ab418bf73a. 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/5bT2H3F8vfCM6aJy77xS4D.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/5bT2H3F8vfCM6aJy77xS4D.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb21a29e2ae0109b769338617fc59c5f3d02526849e550ea01fb6c128b9f330f9. 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/1A7DTW3JyeCdUDpIqZS9fm.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/1A7DTW3JyeCdUDpIqZS9fm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a83972e54c0e296279ca5b92baa0a4bfa0635f1a318b54d3b1f11287f84e1fb. 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/74A5yGT7DGBMAmpx6qYfg7.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/74A5yGT7DGBMAmpx6qYfg7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3ba2b026b809ff8871c1f0d33febc515410039146b3dd7c884665c8a8871333. 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/5QYECIL74ZGUBfFn4f3cxS.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/5QYECIL74ZGUBfFn4f3cxS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8db63bb45ad36f36ca9067c228076f5a97b9ddac77445f7a76ea170cc0cbad2a. 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/7BdAd2ClwPpumf7TNHOXMU.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/7BdAd2ClwPpumf7TNHOXMU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf160eb86a38781a00ca69b56fdd357782585c880897d7b4119d86f0a7e7b9f1d. 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/1HdcJpkZovjN7zIcvJmOoy.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/1HdcJpkZovjN7zIcvJmOoy.
{"copyright_id":"0xcc068349ab7dfebb6c5e17df84f0323b145a5b6bc665c6205d7bcb16eb85e661","isrc":"QZFYZ2130055","name":"Time Zone","registered_at":"2026-06-09T17:05:53Z","spotify_id":"6vLbRqSmsb57nOoodzrlr9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc068349ab7dfebb6c5e17df84f0323b145a5b6bc665c6205d7bcb16eb85e661. 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/6vLbRqSmsb57nOoodzrlr9.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/6vLbRqSmsb57nOoodzrlr9.
{"copyright_id":"0xccfef898aa0e8936ccb45fb01d7af2bb61889f55e4eeba95ac169a109266c979","isrc":"QZTAX2479915","name":"HIGH SCHOOL.","registered_at":"2026-06-08T02:54:26Z","spotify_id":"2EdjwyRcg3ZqBVsupTxh7S","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xccfef898aa0e8936ccb45fb01d7af2bb61889f55e4eeba95ac169a109266c979. 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/2EdjwyRcg3ZqBVsupTxh7S.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/2EdjwyRcg3ZqBVsupTxh7S.
{"copyright_id":"0x7168b6c93e799ccd1a26a8033fb4c3e652607a8f31689aff96d08e5deb19f36a","isrc":"QZK6N2355405","name":"Boogie Oogie","registered_at":"2026-06-07T13:13:56Z","spotify_id":"1LBgQDXAX5cuzJyeJIyfIa","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7168b6c93e799ccd1a26a8033fb4c3e652607a8f31689aff96d08e5deb19f36a. 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/1LBgQDXAX5cuzJyeJIyfIa.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/1LBgQDXAX5cuzJyeJIyfIa.
{"copyright_id":"0x2d28aa3abb1a0f2b9ff4c81b83d1b37b899a327a62fc4e721581fdbb691ccb71","isrc":"QZHN72390683","name":"Forget Me","registered_at":"2026-06-26T23:07:47Z","spotify_id":"7J7C9WpAki7ricjUFGVo6a","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d28aa3abb1a0f2b9ff4c81b83d1b37b899a327a62fc4e721581fdbb691ccb71. 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/7J7C9WpAki7ricjUFGVo6a.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/7J7C9WpAki7ricjUFGVo6a.
{"copyright_id":"0xde22474be8f431bff673546d4cc7a86e66d3f25dd67debd113c0108be23e13e3","isrc":"QZES52231321","name":"Walk Out","registered_at":"2026-06-25T19:26:23Z","spotify_id":"0XJxQtmibMNLOvCHguK9S1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde22474be8f431bff673546d4cc7a86e66d3f25dd67debd113c0108be23e13e3. 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/0XJxQtmibMNLOvCHguK9S1.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/0XJxQtmibMNLOvCHguK9S1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3ba2b026b809ff8871c1f0d33febc515410039146b3dd7c884665c8a8871333. 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/1QFRnXMTfrajoNSmyUVvZu.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/1QFRnXMTfrajoNSmyUVvZu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf160eb86a38781a00ca69b56fdd357782585c880897d7b4119d86f0a7e7b9f1d. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4eNIV8n5mr70EywzP2jQW1.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/4eNIV8n5mr70EywzP2jQW1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x640788d34cb5550ec07a76cc8379787476e6187e10e5acb26b660bd3f995f804. 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/7JcvgejXVOux8USK59xL61.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/7JcvgejXVOux8USK59xL61.
{"copyright_id":"0x926cc4b388a92a6939b3efadc57a2adfea48a3002f5e244546995763d32a3ed3","isrc":"QZHN62044342","name":"No Words Required","registered_at":"2026-06-19T08:21:01Z","spotify_id":"0TXGQW0sjbZY62oOkcLPkC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x926cc4b388a92a6939b3efadc57a2adfea48a3002f5e244546995763d32a3ed3. 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/0TXGQW0sjbZY62oOkcLPkC.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/0TXGQW0sjbZY62oOkcLPkC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x356a81c3e925c2600bf8d68461550e15066ebec16ec77a5fc6b99c038ac46697. 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/3xz8R8cnKGkbuaaxlDY3I2.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/3xz8R8cnKGkbuaaxlDY3I2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36b7e7f0d1dfc10854bd7784385252cc151017898f7c1ec988c70b64a65fd097. 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/5hECodBhj9124a80yaUhoG.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/5hECodBhj9124a80yaUhoG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55d5f5de8d1d5711548a065272506247a1892e92977eb90f55ab667b16675ce0. 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/6h9qcLDuqN4rYCSYZ3MNYm.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/6h9qcLDuqN4rYCSYZ3MNYm.
{"copyright_id":"0x8a75d2d6916afea0c1ae8add93a2b7676d7b84c5bac85bdb512676e6067ccdbb","isrc":"QZFYZ1931978","name":"Truth Is","registered_at":"2026-06-21T00:46:12Z","spotify_id":"4HsoHPGd5LzlHx0m2ih1b2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a75d2d6916afea0c1ae8add93a2b7676d7b84c5bac85bdb512676e6067ccdbb. 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/4HsoHPGd5LzlHx0m2ih1b2.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/4HsoHPGd5LzlHx0m2ih1b2.
{"copyright_id":"0x12c47da940b551d8ba8133cced30b98a70187a1a3d2fb24dbaeb8d6b8ec4c15c","isrc":"USA2P2142453","name":"Some Kind of Christmas","registered_at":"2026-06-25T19:25:20Z","spotify_id":"7ytgG8KemZte1mpDf5PW5f","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12c47da940b551d8ba8133cced30b98a70187a1a3d2fb24dbaeb8d6b8ec4c15c. 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/7ytgG8KemZte1mpDf5PW5f.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/7ytgG8KemZte1mpDf5PW5f.
Wonderful Day (Remix) [Ryan Prewett Remix]
Wonderful Day (Remix) - Ryan Prewett Remix