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 0xd8a1a310122a0b31367c5db6faec0b1615479ad65f97c7978a1261f36d479eef. 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/534bde7a-74ca-460a-90ca-e41ece1ab3e4.json and https://artists.proofprofile.net/proofs/artist/534bde7a-74ca-460a-90ca-e41ece1ab3e4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Beast that Shouted Love at the Heart of the World
{"copyright_id":"0xbe6037d3ea8f73fc4926bb4d9fef1cfa125ee45db79a5f2c82ca5a39de32bc2e","isrc":"QM6XS2202731","name":"I Remember You from Heaven","registered_at":"2026-06-26T21:04:21Z","spotify_id":"1N8yVy9iezhvGGgoMSu9kf","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 0xbe6037d3ea8f73fc4926bb4d9fef1cfa125ee45db79a5f2c82ca5a39de32bc2e. 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/1N8yVy9iezhvGGgoMSu9kf.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/1N8yVy9iezhvGGgoMSu9kf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb4cd8574ba1a2602c9d8631cdc2ed6774e55e14f09c64b3c2a81fa7dfcf73d6. 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/6KD5hHWUq55GcTfOrM4qRh.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/6KD5hHWUq55GcTfOrM4qRh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x567e4675b979d5c8dd0823bb3c3011d182434dd1dd01fbab2361719fd83678cb. 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/75fgzw0F7mbr6rXsGMmPay.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/75fgzw0F7mbr6rXsGMmPay.
{"copyright_id":"0xae0d25cfd4b2ce8bf0e50b5ea2d90b9556843209c4ce560cd70737a4a745bbb8","isrc":"QM6XS2001976","name":"I Just Wanna Feel Something","registered_at":"2026-06-19T11:57:10Z","spotify_id":"5I8fxmEx1WXFdSzNnu24hc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae0d25cfd4b2ce8bf0e50b5ea2d90b9556843209c4ce560cd70737a4a745bbb8. 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/5I8fxmEx1WXFdSzNnu24hc.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/5I8fxmEx1WXFdSzNnu24hc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ae85e3810e6639276ab983bd19e62153e4a9f6697a59dc1b9422e6232271344. 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/0rfTMGb6gSFM6DNBU6O7Nz.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/0rfTMGb6gSFM6DNBU6O7Nz.
{"copyright_id":"0xaabd0a6a35f1e735ea69e2465472eb90be43bf9fbb648d56eced0647504a1a3f","isrc":"QM6XS2001978","name":"Dear King Arthur","registered_at":"2026-06-22T02:00:19Z","spotify_id":"0UMtBdMBKWNYkND21RtDVF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaabd0a6a35f1e735ea69e2465472eb90be43bf9fbb648d56eced0647504a1a3f. 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/0UMtBdMBKWNYkND21RtDVF.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/0UMtBdMBKWNYkND21RtDVF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa7b77c5dbf518857ab2d6aca976325be1ca752216f46176fa4be4fa93f56780c. 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/4yP07AlvshcpoJITJij0Ig.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/4yP07AlvshcpoJITJij0Ig.
{"copyright_id":"0xfc95f22b5d9cb413d18d1326de48a14d1e125489d6c946b2f2acc5fdf3b4c039","isrc":"QM6XS2001979","name":"He Was Only Sixteen","registered_at":"2026-06-24T13:59:13Z","spotify_id":"1nlxPZpxtupfghIZiYuIE0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc95f22b5d9cb413d18d1326de48a14d1e125489d6c946b2f2acc5fdf3b4c039. 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/1nlxPZpxtupfghIZiYuIE0.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/1nlxPZpxtupfghIZiYuIE0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x886087c033a2872c629cd161bfc93debf83911a62f001becb64d96b164a9a9a0. 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/1T2NK9UC1i9xviPBWJFB9D.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/1T2NK9UC1i9xviPBWJFB9D.
{"copyright_id":"0xc61fa0a285759fd9a62ddc5ba5d70a77cf801f1ba78e6ebf91b410e3b5d5d145","isrc":"QM6XS2001981","name":"Chaos Reigns","registered_at":"2026-06-25T08:35:13Z","spotify_id":"3lc0iL3x7sNl9tQwR95luH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc61fa0a285759fd9a62ddc5ba5d70a77cf801f1ba78e6ebf91b410e3b5d5d145. 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/3lc0iL3x7sNl9tQwR95luH.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/3lc0iL3x7sNl9tQwR95luH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3233c9e8e1d4451fed6fbac37290e6893595661b1efc3998fe1081aa98a8701. 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/6JJqtntNDrHB832YTB9NI0.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/6JJqtntNDrHB832YTB9NI0.
{"copyright_id":"0x97f46ab8f97efaf3f5b33c8af3e95f43f9f860f6bb9a10feea2b49867dd77d2e","isrc":"QM6XS2001985","name":"Soul Eater","registered_at":"2026-06-25T21:36:10Z","spotify_id":"1waLdoZZZwD9APRzi3BoeY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97f46ab8f97efaf3f5b33c8af3e95f43f9f860f6bb9a10feea2b49867dd77d2e. 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/1waLdoZZZwD9APRzi3BoeY.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/1waLdoZZZwD9APRzi3BoeY.
{"copyright_id":"0x86c6afbfa5cfed152c67c8c9e23b2b26d2607076b7d7e3fe7628db5bd7bcd7f5","isrc":"QM6XS2001986","name":"Killed in Kyoto","registered_at":"2026-06-20T06:48:24Z","spotify_id":"4LacupgQglUE6wYRtlhkCK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86c6afbfa5cfed152c67c8c9e23b2b26d2607076b7d7e3fe7628db5bd7bcd7f5. 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/4LacupgQglUE6wYRtlhkCK.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/4LacupgQglUE6wYRtlhkCK.
{"copyright_id":"0x5d14f1f647c83fdd1afe7d3eb98c252386234013235d027cd4f6e987bb6b2dd0","isrc":"QM6XS2302781","name":"The Strange Colour Of Your Body's Tears","registered_at":"2026-06-11T14:47:26Z","spotify_id":"4wN0KqhT8uaXSE6X2dTD6w","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d14f1f647c83fdd1afe7d3eb98c252386234013235d027cd4f6e987bb6b2dd0. 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/4wN0KqhT8uaXSE6X2dTD6w.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/4wN0KqhT8uaXSE6X2dTD6w.
Things Have Gotten Worse Since We Last Spoke
{"copyright_id":"0x6d23a8907910ac307b851a9edbaeee7085af535d6cd43e04c643aa82083f5832","isrc":"QM6XS2302782","name":"Things Have Gotten Worse Since We Last Spoke","registered_at":"2026-06-20T09:34:18Z","spotify_id":"0xhEE353GfY3eH661eOWhb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d23a8907910ac307b851a9edbaeee7085af535d6cd43e04c643aa82083f5832. 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/0xhEE353GfY3eH661eOWhb.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/0xhEE353GfY3eH661eOWhb.
Mother I am Suffocating This Is My Last Song About You
{"copyright_id":"0xfa6f38fdb9029f6a86709731f67781b07ecf49033002306cff78b541c60f229a","isrc":"QM6XS2302783","name":"Mother I am Suffocating This Is My Last Song About You","registered_at":"2026-06-19T14:47:15Z","spotify_id":"0PLej0KgwfYA3J5sZKCxuQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa6f38fdb9029f6a86709731f67781b07ecf49033002306cff78b541c60f229a. 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/0PLej0KgwfYA3J5sZKCxuQ.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/0PLej0KgwfYA3J5sZKCxuQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3dd57ae721d2e31238c3498d08b262c7a28b843d800dc2f2868ff9a8dd4f6ce8. 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/6vgfKzZQ65hAkZeVzu164k.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/6vgfKzZQ65hAkZeVzu164k.
{"copyright_id":"0x1b9743bbe92e09fbe3ab147f5af56e369953df6750fc0161770edf6bd0b5c013","isrc":"QZVEM2357314","name":"You Don't Need Me","registered_at":"2026-06-09T09:22:49Z","spotify_id":"2s4vi0OJN1NAlZJ6JwYCgR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b9743bbe92e09fbe3ab147f5af56e369953df6750fc0161770edf6bd0b5c013. 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/2s4vi0OJN1NAlZJ6JwYCgR.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/2s4vi0OJN1NAlZJ6JwYCgR.
{"copyright_id":"0xa81c8bc9a4397adc49a8e2aaae8d5e310ff8b93a26cd57bc1842bac383fdcddc","isrc":"QZVEM2352456","name":"Lychee Light Club Bunny Remix","registered_at":"2026-06-21T06:55:14Z","spotify_id":"6iYI9wvgtYkOLB3UfM3fKu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa81c8bc9a4397adc49a8e2aaae8d5e310ff8b93a26cd57bc1842bac383fdcddc. 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/6iYI9wvgtYkOLB3UfM3fKu.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/6iYI9wvgtYkOLB3UfM3fKu.
Alone Again (The Day I Killed My Rapist)
{"copyright_id":"0x059bb5ad042d2d93c5a8e75764399adb4f2455c0c749fd39ef6c88bbe6814f9c","isrc":"QZVEM2352458","name":"Alone Again (The Day I Killed My Rapist)","registered_at":"2026-06-09T19:06:15Z","spotify_id":"2W3iF9hFHNhLWPlU0frUq6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x059bb5ad042d2d93c5a8e75764399adb4f2455c0c749fd39ef6c88bbe6814f9c. 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/2W3iF9hFHNhLWPlU0frUq6.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/2W3iF9hFHNhLWPlU0frUq6.
{"copyright_id":"0xb61f0f16401ae239940d6b589291c881cfec62dcf8e092399e7cd473e3e65717","isrc":"QZVEM2352457","name":"Please Let Me Come Back Home","registered_at":"2026-06-23T10:56:47Z","spotify_id":"73qfdPNaPL3zv4i8swMk6H","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb61f0f16401ae239940d6b589291c881cfec62dcf8e092399e7cd473e3e65717. 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/73qfdPNaPL3zv4i8swMk6H.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/73qfdPNaPL3zv4i8swMk6H.
{"copyright_id":"0x5a2d42e47f4ae9a63f85d5a9e399bdf6efdcfbd9f06d6116eccb2043e8055aa1","isrc":"QM6XS2300502","name":"eat him","registered_at":"2026-06-24T17:41:56Z","spotify_id":"1kx8BR92UdMd4OySUCmbfH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a2d42e47f4ae9a63f85d5a9e399bdf6efdcfbd9f06d6116eccb2043e8055aa1. 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/1kx8BR92UdMd4OySUCmbfH.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/1kx8BR92UdMd4OySUCmbfH.
{"copyright_id":"0xb77bfa6bf12b263ff390a13c738c2b73e985a29ae96ea3497c37d6a56c3e07ae","isrc":"QZMHP2363604","name":"Lychee Light Club","registered_at":"2026-06-22T05:43:09Z","spotify_id":"0wrfGMtid1vYaBXb7iJbFF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb77bfa6bf12b263ff390a13c738c2b73e985a29ae96ea3497c37d6a56c3e07ae. 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/0wrfGMtid1vYaBXb7iJbFF.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/0wrfGMtid1vYaBXb7iJbFF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ddadb5616670d4ffbf42e870cc5baa49ef9fa6d2918d8bbaf5308adba032209. 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/29zJkojVRtn2NhjpLbCepG.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/29zJkojVRtn2NhjpLbCepG.
Leaving You Was The Best Thing I Ever Did
My Dearest Self with Malice Aforethought
{"copyright_id":"0xe9a863befa84f6c0fad4f40d1a47ff28dcf9f23841c5fad485df675f5eeb247b","isrc":"QM6XS2200051","name":"Song of Saya","registered_at":"2026-06-27T09:34:10Z","spotify_id":"43yb2VUUs4mu9p3bzS9sH6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9a863befa84f6c0fad4f40d1a47ff28dcf9f23841c5fad485df675f5eeb247b. 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/43yb2VUUs4mu9p3bzS9sH6.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/43yb2VUUs4mu9p3bzS9sH6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d936d275de5be34ae1b90637d2cfc22dca2e4fc9fb591843149057ceb98b0d6. 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/0ZsgUtBrJluSWnA54mDZfu.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/0ZsgUtBrJluSWnA54mDZfu.