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 0x2fd1af00f3ecc664c6f866a50e5c89616081105ab284d5405fbddf6712584565. Chain 2 (Bitcoin): anchored in block 953701 (2026-06-14T22:16:40Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/74cd4631-c282-454f-8834-faf8a28f9ce5.json and https://artists.proofprofile.net/proofs/artist/74cd4631-c282-454f-8834-faf8a28f9ce5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Retiro De Enfoque Tranquilo: Aprovechando La Calma Interior
Armonía Tormentosa: La Esencia Musical De La Lluvia
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 0x0482752bda294302fe54c074003c60735746f6e1ffb03bdc7ab253268bea1f26. 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/QZTRX2430470.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcf0982b8dfa80c861934310812f2182be4cedaf2749b6402fbb51e965a072a9e. 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/QZTRX2430478.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab6422db876f5f35c79f9fc3156ab126e47d1597868b8de5c8387e8a1be983f9. 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/QZTRX2430482.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ec78a89b68c12c4469863e774d1da8d13e8ba23790a0454b12fa549feb9995d. Chain 2 (Bitcoin): anchored in block 960360 (2026-07-31T06:42:11Z), 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/QZTRX2430474.
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 0xf38c00845b4221ddc2bdb7ba028f0113cc79e63ff7f6330ecac1270862db119d. Chain 2 (Bitcoin): anchored in block 960225 (2026-07-30T08:04:30Z), 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/QZTRX2430476.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6b2a1ba3029e1642a5f9d1ca60f182fb36b746709fcbfc7ffe33f8737c86156. Chain 2 (Bitcoin): anchored in block 960288 (2026-07-30T17:41:38Z), 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/QZTRX2430484.
Teclas Intemporales: Armonía Básica De Piano
Ritmos Productivos Del Agua: Sonidos Naturales Para El Día De Trabajo
Música Para Dormir: Respiración Del Sueño
Resplandor De Fuego: Serenidad De La Música De Spa
Relajante Calma Del Océano Para Un Sueño Profundo
Música Relajante Para Calmar Al Bebé A La Hora De Dormir
Canciones De Cuna En Las Brasas: Sonidos Del Sueño Del Fuego
Caminos De Meditación: Música Para El Alma
Relajación Mental: Melodías Serenas Para Una Concentración Clara
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e8fd5591f3ead182192c890c1f252248735594719a478af88120e5a7539e3ec. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), 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/QZTRX2432923.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c6b622b9154939672d4ba86b4fb13f72415d2e87da543c2b7a611d6233247f8. 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/QZTRX2432933.
Sonata De Ladridos Y Silbidos: Música Para Momentos Divertidos
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a6976e3ec9e773410c8c2ee6f5505ff5ffd921e583ddbdd13adc0e984864022. 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/QZTV32413560.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2cf1189d6e92ce30bdf88d2a6a5e3991c59464cc37aec8d435af7054c915a775. 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/QZTV32413564.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93ac7d3dc49420e7cbf505a32b9a2066aa84a9b4bd5b56adb4f3a027ac771ef9. 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/QZTV32413578.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97c56e2bbefd6887c5315e747d3a931666e67d5755110690842aef2f3c31c669. 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/QZTV32413587.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea50748b0d8b7066b0185ec6c737a3e58af1fde3453c7008fec4f98f2cc35a04. 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/QZTV32413593.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7db85dff39c11f4d74a2305959f0b1044cbcb9bfe4bd64d31649c80fceff995c. 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/QZTV32413597.
Sueño Tranquilo Y Suave: Música Reconfortante Para Descansar
Música Para Un Sueño Tranquilo: Una Colección De Melodías Nocturnas
Música Para Un Sueño Tranquilo: Suaves Tonos Nocturnos
Sueño Sanador: Melodías Para El Descanso Y La Serenidad
Sonidos Para Dormir: Música Para El Consuelo Nocturno
Melodías Pacíficas Para Una Noche De Sueño Tranquilo
Vibras Relajantes Nocturnas: Música Calmante Para El Sueño
Reflexiones Melódicas: Melodías Para Noches Tranquilas
El Suave Eco Del Sueño: Música Para Noches Tranquilas
Sonidos Suaves De Maullido: Música Relajante Para Gatos
Melodías Del Maullido Del Gato: Sonidos Relajantes Para Gatitos
Melodías Calmantes Para Enfocar La Meditación
Armonías Suaves: Música Ambiental Para El Final Del Día
Música Nocturna Relajante: Melodías Para Dormir Mejor
Noches Tranquilas: Música Para El Sueño Profundo Y El Descanso
Ensueño Nocturno: Canciones De Cuna De Música Ambiental
Resplandor Del Fuego: Baño Binaural De Luz De Fuego Que Te Baña En El Abrazo De La Naturaleza
Lluvia Suave: Armonías De Música De Relajación
Equilibrio Binaural: Ecos Del Equilibrio
Melodías Tranquilas Junto Al Agua: Música Para El Mejor Amigo Del Hombre
Sumérgete En El Foco De La Naturaleza Con Sonidos De Corrientes
Tranquilos Paisajes de Todas las Estaciones
Visiones De Estudio Tranquilo: Meditación Para La Claridad
Melodías De Masajes: Tranquilas Olas Marinas Con Música Relajante