1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 0xa172327ea6123130eeba1dbdacaa88b7a4bc8211b06abc5854edfc8a598d71b4. 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/0aa8195c-d12f-4448-844f-419f59faa6d5.json and https://artists.proofprofile.net/proofs/artist/0aa8195c-d12f-4448-844f-419f59faa6d5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe27a544e3c2409871ea4dad1df72fec9fad330121753365aa7ad6284e0ca68d4. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRVR10500721.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44be218190fc9a3dea04ea099ebece5f110ed774374cb6f4458ec123de1dd1bc. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRSO10402789.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x029070d3991ffb087a53ac3112b674e50b646eb71ad502f4e3ced861878cb260. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRVR10500004.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ae9d19938a6073ff316fb2b76c7ad236c8a13dc7b774739797b96acf5fc37b5. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRVR10500060.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c1853d965f48d0604d93857a4516e25bf7b60e3d6af6ada4d21eb7e0fb425ab. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRVR10500613.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x578669e334a0e5beb0d9f0e515b84f57b9cc9bc7d2f77f0bff393479ea67b354. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRA220504852.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd459ae82abc36c14b959ccf58544b295a96497142668d4a25977bf2fea5856f3. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRVR10800231.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf129f11bf44e63e6595bf98e480f41f447e85e9edf6ee96030bd193b0b372e12. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRVR10800732.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4350814702f9d831958dc09cb05f1682862252aa90e67a187a3b993cc7dbe549. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRVR10700832.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51990e52c21920d7bba0ab5dd9dbb26b63bfab12cc3ca0f02597bc2d32bf82a6. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRVR10800548.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7123d2c7a60b7a1647ca133cb0cf4913044a9a60382c51d94c0b76ccd68c0f67. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRVR10800729.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x788b5316b8c57a0bcf5edf90bc7f9cf92e8814acaaadb4859a5592ae29956e63. Chain 2 (Bitcoin): anchored in block 957013 (2026-07-07T08:31:11Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRVR10500728.
Oktoberfest, Vol. 2: 20 Temas Germânicos para Cantar e Dançar
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x248e28a2a55e89050c4559240602e628bbd9b32d528bb00ef845aba056d836fd. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6P41498632.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x920609674d0360e17c7da0d71615ac46286600f15a56da4d1d286d7c2cfd0660. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6P41498636.
Oktoberfest (16 Temas para Cantar e Dançar)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe71e4e5c74be5e57470d1478baf5526329d70840edc958c9f637053c7a4ee624. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRVR11100001.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c0401c196067d6eb8f8dd8adc3432aa44096d90018c9335384588afef2191e0. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA71552040.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ee4117281be125af80110afd14cba83ae407448981db0416220d754e68b9001. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US7VG1610972.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82caf9a8f5c543953b7645bb125f2077b8462e589a4c4624922f96e1f4d54d9e. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BROCF0300096.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7a01301423553170f21d64e57b16a680763df60bf39cf6da257c9cebddf14c5. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BROCF0200012.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6020cf0500e6e68fe77a63800bd9bdf41cf08b5a0e13cc2f346a363d183f29df. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BROCF0300097.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x039dfb150d01273e4f971bd516a6b2b993b435b82b838dbdac341c5ec205197f. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BROCF0300098.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbac3af34cf9fe6120798e204a01d9a4309229f94b0569e4bf24fcca7820fac02. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US7VG1610974.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7befc5b8a4feb221cbb69ecde003ae183dd6fe863280a5d1180a7a749e43fd0e. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BROCF0300101.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc19adcfc644cd6c040419b4ff8c09c6181f0ef2202b69f958c2fd7e7ae52f42c. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BROCF0200307.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75fb52b83e89090ad9c8c3e580295adeecbe740464de3fcedefdcbbf12d30bf9. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US7VG1611626.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb8e28cf177f666d1b9e710d47f0d3e7ee4819ab370e9469415ea68b545cba48. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BROCF0700230.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7331caacd8400db4f42ea5f97dafc95517352501698be51126a0c910af76ca7b. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BROCF0200097.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58e1c62b14bdeabd6b6f5013c427b429fc93a23f6ba00fcc30993e0d76062590. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BROCF0100219.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x127199320a8d0cac778f043b2a8c5dfd487d5527fa113109b6f0095cd8c9e470. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BROCF0200089.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f79aa92cb810c94656d78bcaf995c18a0a5416d0665170a5f6c64b82bcbfc11. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRJDW2300170.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x805d33b60baca30d639c17550fc4843ec7e0fddd1f9b53883a11d8e4bddf0f7d. Chain 2 (Bitcoin): anchored in block 960337 (2026-07-31T02:51:48Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRJDW2300157.
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x939de8456476154bb20ebafdfd9102691a9d63795a855a0001ae83611cdb3fb3. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1818729.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba659ba20204da6d0b0a61d3ccf6479de8d871d1650beb71dd5ae70d5f832fec. Chain 2 (Bitcoin): anchored in block 960473 (2026-07-31T22:27:44Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1818737.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26fad2b30bb8d97782ba7574d3a53de1708e15d1709a2335970305294314a6e3. Chain 2 (Bitcoin): anchored in block 960381 (2026-07-31T09:50:11Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1818738.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x463f7517ab7fd8dc99fb67e7010799c4f42638c204adefb164d8d67c5a25c0be. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRVR10500244.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b0dc640957fac0402d25af795e279a2fa117d7fae04a54728cdaea3784c2ed9. Chain 2 (Bitcoin): anchored in block 959137 (2026-07-22T16:55:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRVR10500249.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38ec4292be726b596e8b97359187d01326c425759a1e4d2293d454a3cdf49404. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRVR10500243.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x134007f6fb3523b3f3c699e389d4bb149044da06706f1a0da283cee45efb302e. Chain 2 (Bitcoin): anchored in block 960344 (2026-07-31T04:14:58Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRVR10500245.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb2d0b29024381a52498b65b03e2cc2c744c40ab66bc2181e15c3dafdfb0173f. Chain 2 (Bitcoin): anchored in block 960381 (2026-07-31T09:50:11Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRVR10500250.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x069c0e87da95ca299047b012ee2164c7b8797f8afaed7ef3e616c14b0df37db3. Chain 2 (Bitcoin): anchored in block 960337 (2026-07-31T02:51:48Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRVR10500253.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8fd1a74aa8b3d6dc0d557429445b4d6b40557a192597c68aee2a058c263bc3e. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFME1537016.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42fa9a37423482ef70a2add1e7ef26d4cd2ee13aaa67721605420bd709df4773. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFME1537017.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19ae2752b8dfc2ef6f9be3465abb2eaa4e2ab91c3b9d39a8accba71b54228234. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFME1537018.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49e83a800433d29749d91ae12a4c390a1c6b03c843857c20bf12579a8b643a12. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFME1537020.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc738684ec8a8c39b62d074fd18e0d442641e74053ab0aef1e78ef737d1496702. Chain 2 (Bitcoin): anchored in block 959145 (2026-07-22T15:39:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFME1537021.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e46a7bf20d87de4ab13291fc012a312c981854877328db57bfe04ba562f30ca. Chain 2 (Bitcoin): anchored in block 960207 (2026-07-30T04:47:22Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFME1537024.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdff6420721a916cd834de1faebbc51c26138f7eefb26e7b8c2d39b6155124ee9. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR2258748.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4d8963d5ec32dd47ac06b3756491bc64fb9c4c2d9e8473415ae0ead4577a6bd. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR2258755.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cc1bc0b4183e3782ad8e763ee43f1776ccf6174e3648077061c3df207994e67. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR2258757.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc887b99fa21073c98899fb579581cac5e0b629c8967eb5649ae806cd0369411b. Chain 2 (Bitcoin): anchored in block 960317 (2026-07-30T21:35:24Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR2258750.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f360e11281f2732d6f03b396ffe25e9eeac242ec02597eabd0af04807fabc2b. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BROCF0200201.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0acbe8acf8e3d2c35be4fa1d77bdb48023279304a272077a1ac27fdfeea136f6. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BROCF0200209.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76ed07555b4a1206a495376894b560f5b5e6dc2320feaae9409c51f7566b4680. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BK2MU2400009.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0678bd7279b6e67ba081ad46ffa159bf260672c30762c9f4e7c177167fe3b87b. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRJDW2300121.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4066f06fc2fceecbc123e4313506869a0759736f00c8de0721173ddbcd9db26d. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRJDW2200044.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcfbec3d22485b25432eeb08646b7297324b797b581f8f5cb062f4afc86ecabe1. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFMF2125552.