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 0x881c5d1a1de55404d08236e69d68340b4e8f6b5640cc929c267ccf68ed4fbc1e. 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/2fa343c3-2ae7-4929-8ebb-f481f539a002.json and https://artists.proofprofile.net/proofs/artist/2fa343c3-2ae7-4929-8ebb-f481f539a002.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 0xa130dc258214dbdda33e1583ef68c231024e0562a5c283aec91f68ba7f24adaa. 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/1GcDaezvlJPlXB6zaC9Arh.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/1GcDaezvlJPlXB6zaC9Arh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21aae80f2b67a19417709236b075b143f6de7ba28d847cfe3ca7e29fa0359b78. 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/21GU5CF0mZVZ8Rt6gzhK2l.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/21GU5CF0mZVZ8Rt6gzhK2l.
{"copyright_id":"0x5f37bab0e6516a0b6d1b82c59322af680d57e87beb3cd9f2920aeb1f54105ac2","isrc":"PLS282100069","name":"Ekstremalne sporty","registered_at":"2026-06-06T19:16:35Z","spotify_id":"2daVZu3tCqxMxCrC4CBkpH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f37bab0e6516a0b6d1b82c59322af680d57e87beb3cd9f2920aeb1f54105ac2. 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/2daVZu3tCqxMxCrC4CBkpH.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/2daVZu3tCqxMxCrC4CBkpH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52135a5050817f8722e1f62b9e8734f9eb8005e2c6ac274f7eba8f0cf53430e7. 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/0yAm9HFdmh5rFnK9ghz7ED.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/0yAm9HFdmh5rFnK9ghz7ED.
{"copyright_id":"0xaa53139bda6fe23ba90d192fd57efba63e8ca77ef45f45a178682cd915501dca","isrc":"PL59G2000042","name":"Kosmiczny track","registered_at":"2026-06-10T22:39:24Z","spotify_id":"6JhRDbKHigRIQ6roT3UFR6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa53139bda6fe23ba90d192fd57efba63e8ca77ef45f45a178682cd915501dca. 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/6JhRDbKHigRIQ6roT3UFR6.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/6JhRDbKHigRIQ6roT3UFR6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d977a0e3e0fd526ddcae87b5cd74b5e7defd9a8f9a81ef93203759a6df7ad34. 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/0BzM5csjMPgYkh9G6Qc5cx.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/0BzM5csjMPgYkh9G6Qc5cx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0de6e2c9388ecbe3022237aa0064c8b50f353ac22f2f2d87c85fa751f7ea500e. 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/6p5a5wvYbbpuOFU9UkApJ4.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/6p5a5wvYbbpuOFU9UkApJ4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc42ae14818b0bb746f8e19f85adb547d57ffa9389291404b3e650f6fc258397c. 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/4EvCYXjPweKzMgTCRYgmp2.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/4EvCYXjPweKzMgTCRYgmp2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9e6a2a90e415bcc5372261ecd4d790fb4d58a8241588a74c127b876d5518b3c. 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/2b6TxwMGarNIHtTdgRmWe8.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/2b6TxwMGarNIHtTdgRmWe8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21302b3157132e9e842c34ced05dea1f3747be7770c01ae9d77ed664f9cceef2. 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/5lwu9g10m5ghkp9XWl65YZ.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/5lwu9g10m5ghkp9XWl65YZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0e702a9635c35cde22ffb424a895930b4cedf8b2eb32913f28c8395dd653077e. 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/1pl6TiCoKfRGkQ2Miyvy9f.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/1pl6TiCoKfRGkQ2Miyvy9f.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32ea52b5fdc5c04508dafd8f63497d4a4ddec2419107e7c9b509fb72c12cfb97. 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/3H4uGBGOJrtBeFZtoY6PN1.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/3H4uGBGOJrtBeFZtoY6PN1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a5ff8ee71103423694db5aa11ac68d135519f97a21d8cf54c408d439c2570b0. 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/1we6EWEiYVdbB2lr2Iov0y.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/1we6EWEiYVdbB2lr2Iov0y.
{"copyright_id":"0x16eb00383692c6c7fc9e7a6d4502fa2a43c07dbbd9700cd9cb1a7d6ea168b30a","isrc":"PLF242514304","name":"Na serio","registered_at":"2026-06-01T22:23:46Z","spotify_id":"4cZyfcaOma0bzqffllcVEC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16eb00383692c6c7fc9e7a6d4502fa2a43c07dbbd9700cd9cb1a7d6ea168b30a. 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/4cZyfcaOma0bzqffllcVEC.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/4cZyfcaOma0bzqffllcVEC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e315fcab848594686389ab9552ba755b5ca11def0a2c4253a7e59a682b13ef1. 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/7nVHjDXTwf8LIyWAopvBZz.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/7nVHjDXTwf8LIyWAopvBZz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30a9f218a63cc07e852fb5e8d7cb5383574ac46196f2f018e1b1cd3ae3683593. 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/6xewOUdGJsKGthgWDY2okM.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/6xewOUdGJsKGthgWDY2okM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2eae1ef98049dad374838b24d5052fa70aca9dcb80571480764b27a2ea73033a. 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/5YtBqrygqapXxX6lge0LTk.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/5YtBqrygqapXxX6lge0LTk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16acd875c17999b2ab1f21e48a1e14c6a474293011c5f2987b0fcf60d3865571. 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/4o9EvXaDINBt4AHHkTrZur.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/4o9EvXaDINBt4AHHkTrZur.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3f159b4eb7a93a9b3a184a66f1035726c24126eb0b23c04af9fb2f5586f3de0. 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/0dkK84GUzTtkO74Fz5tGZH.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/0dkK84GUzTtkO74Fz5tGZH.
{"copyright_id":"0x1f0a3d723229e2a79ec5a32ddb67ab7a648b31cc50f3bc99dd331fce8e3abe02","isrc":"PLH342300019","name":"PAMIĘTNIKI Z WAKACJI TRIBUTE","registered_at":"2026-06-22T14:13:19Z","spotify_id":"7zB2QQPfRh9nJq5DJsW2BE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f0a3d723229e2a79ec5a32ddb67ab7a648b31cc50f3bc99dd331fce8e3abe02. 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/7zB2QQPfRh9nJq5DJsW2BE.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/7zB2QQPfRh9nJq5DJsW2BE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x992ad59f961a6547d14ff3960e80b5ff76780b58d74b924f8636c2ae1ad964dc. 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/7COPPNsP30OLX7qN9p20nH.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/7COPPNsP30OLX7qN9p20nH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9afc1c290339a29cfb201b5266aac680224bcf3fc781e12b1a872f48f182acd9. 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/0ScCWu77bb0U4sN8FtxOUe.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/0ScCWu77bb0U4sN8FtxOUe.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5715596bf721da9f0249a64ddac7da5f3b342f7121527ef6eb4915c902658d4c. 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/3vnUj6kSxGU5DGV6rnhYgG.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/3vnUj6kSxGU5DGV6rnhYgG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98924b6b1b0b090971b4d30efc8190697b18312c2138c9242cb0e1a1f42eaf0b. 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/6FqY3mOPH5QO7I7MVIaRio.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/6FqY3mOPH5QO7I7MVIaRio.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf89915addb7418c5d02e22a9ca4cb09db622596fa0bd8ff3882b7200ef6a6cf5. 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/32Ez68OC518wOahxUSZbgr.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/32Ez68OC518wOahxUSZbgr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6dfc1516dc1a6c958a828fdf48736abe83b136cd60dfc7d9e1576561bdee5fe. 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/1HbmSe4yVlSqF9mN8kVzOX.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/1HbmSe4yVlSqF9mN8kVzOX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x226b564a0871c7f982c5f5bcf57f718fde4d1e54e9527a7e32786541af9dcc77. 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/7ieRcbp8oWHRFrIZ8Xq8DF.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/7ieRcbp8oWHRFrIZ8Xq8DF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc1a51e73df858fd16d223930ee549b7195113b008572f0dfce205f637ada53d. 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/5NILK6NhamnWKTbL22aXjY.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/5NILK6NhamnWKTbL22aXjY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc25a1622202ccce1e7a4c71b36f3ba102c0a33e0d39df3ddedd8e5c241005c4b. 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/03cgQcui90lcEpJGhAwXka.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/03cgQcui90lcEpJGhAwXka.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xccf717f0808b151f6b4d1fd6ed15e6ec14f23006d2c941e438b9b700fde44552. 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/4ltVdPcmgfSlsicK4ZIQGT.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/4ltVdPcmgfSlsicK4ZIQGT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ecbfe5a4e782e75c281c1df66848fc2c4abcd4223dfd6f3192173c9de5764d1. 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/4h1okwIYUXT41dbvvuflNE.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/4h1okwIYUXT41dbvvuflNE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xecabd4fc44b41f3c8f944ebeb4fcb7ce481170c5c8e15bf2ef4a724e6b17a823. 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/6btA6Z3By5f5gPSqNe1K9d.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/6btA6Z3By5f5gPSqNe1K9d.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe387706003628e617356c45a5949708bc8f52eeae4e4a70a1654b0b40fa0351. 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/0Ssje7JmQZYkbVvagb3CzS.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/0Ssje7JmQZYkbVvagb3CzS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb58916e26109f0e09e7c26e84b382338524d8846e9a6a568eb0843cf2d770c0d. 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/17zc6mHfcteESkUnIusMd3.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/17zc6mHfcteESkUnIusMd3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21302b3157132e9e842c34ced05dea1f3747be7770c01ae9d77ed664f9cceef2. 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/2D4DUc5XU6p8iBmzjPH9AZ.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/2D4DUc5XU6p8iBmzjPH9AZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9e6a2a90e415bcc5372261ecd4d790fb4d58a8241588a74c127b876d5518b3c. 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/12h8OUGURGztnum8e92RXu.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/12h8OUGURGztnum8e92RXu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1311e2c8b038f95f9d7a3695589b4f5a0ef75fe4c2f6b5b51112a47fd54ddbc2. 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/6aPf6RuVUo4S6qVvkqsq4N.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/6aPf6RuVUo4S6qVvkqsq4N.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb58916e26109f0e09e7c26e84b382338524d8846e9a6a568eb0843cf2d770c0d. 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/5lpBM1OtoCm3C0jYxJPWAM.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/5lpBM1OtoCm3C0jYxJPWAM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2cedb2cda9e416b5d69e1fffa1d221c75417a2e87d484caac911bb001dc8f14. 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/7Gag6q6W93hvzFNTbIM0zG.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/7Gag6q6W93hvzFNTbIM0zG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf89915addb7418c5d02e22a9ca4cb09db622596fa0bd8ff3882b7200ef6a6cf5. 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/0LqqGJHQxQ5Mv3bw861DPJ.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/0LqqGJHQxQ5Mv3bw861DPJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52135a5050817f8722e1f62b9e8734f9eb8005e2c6ac274f7eba8f0cf53430e7. 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/6iexn9cBVzd5NkCINdzA97.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/6iexn9cBVzd5NkCINdzA97.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x647c225495b6f2ae7c2fa09132289aad3c53f9f1b99c89f9852bdba562cf6152. 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/3fvVKLTSPeOQxYZshlR6aS.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/3fvVKLTSPeOQxYZshlR6aS.