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 0x52c99a5d2000e7d3bb30f50545edf1094fc33e41336b0b805495476df6125a69. Chain 2 (Bitcoin): anchored in block 953877 (2026-06-16T02:39:16Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/02e63b41-3f81-414e-9fee-957cb3480e21.json and https://artists.proofprofile.net/proofs/artist/02e63b41-3f81-414e-9fee-957cb3480e21.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Retiro Lluvioso De Gatos: Ambiente Felino Relajante
Lluvia De Ensueño: Melodías Relajantes Para Dormir
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 0x18497a503b4d3a50885c4d32c6d7aa429379701a51eea9e88b1ab4987d13edcd. 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/GBRKQ2485827.
Música De Las Profundidades: Ecos De Melodía
Lluvia Relajante: Sueño Plácido Del Bebé Con Cuenco Cantor De Cristal
Música Relajante Para El Confort Hogareño: Notas Familiares
Ritmos Reconfortantes: Colección De Sonidos Suaves
Sinfonía De Estudio Lluvioso: Investigación Lluviosa Y Melódica Del Estudio
Enfoque Profundo: Música Para Un Estudio Concentrado
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc92b0107fcdba969788a451c0a574abeb02b9873f0c5f4cfdaa8b09cbd8d3e7a. 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/QZZEC2463102.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef54b48d2d2963eda7bd65f621e45cd19c9e4ef9337bdf9dac90a8c21320b76f. 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/QZZEC2463117.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f7615f482763ba1477af647d577d20adc443c47d85ae1165c5144245f26b43b. 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/QZZEC2463130.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac5447aaad240e5454b208914d4da6eb3d5f6ce2db4a604450819c592049ef7b. 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/QZZEC2463181.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81450e37e6827684c2f81440fb2a361dab0c839fc5c3619b97d5c19d8b53c2f9. Chain 2 (Bitcoin): anchored in block 960266 (2026-07-30T14:44:50Z), 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/QZZEC2463109.
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 0xfe79d2bac8b6e42248ad99af7177baf07212a08d3c21eeb599a5a604e08b03ba. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), 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/QZZEC2463124.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbfd1c64eeb67ea3c454bcaf9b2409f3097c1e17e6a0f8832962eabd260967738. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), 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/QZZEC2463137.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1f1a4927ad6f0729542f77411b6cd0192ff4a1a0f46eddd71463fd6c564d45b. 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/QZZEC2463144.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2243fdf65dcc225b32179ba00137e80cccba5069a4195bc286cd366d2c25c984. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), 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/QZZEC2463152.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5773a9b4a829e163a9a2e9af14a14aaaa6ea87c57616b1aa8646b415776d963. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), 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/QZZEC2463189.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x660d5da7c200d7f3de6c3c682561ec2a406568ab447182b6ed773320cff08523. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), 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/QZZEC2463196.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4681e5da0e708f2acb66005d3eb05ad87d3c5674e13b336054f63436a56481a. Chain 2 (Bitcoin): anchored in block 960441 (2026-07-31T17:29:52Z), 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/QZZEC2463205.
Potenciadores De Enfoque: Música Para Trabajos Concentrados
Sesiones De Sueño: Ritmos De Hip Hop Para Dormir
Paisajes Sonoros Tranquilos: Música Reconfortante Para Relajarse
Reflexiones Melódicas: Sonidos Para Momentos De Paz
Retiro Calmante: Música Para Relajación En Casa
Música Para Noches Festivas: Ritmos De Celebración
Horizontes Melódicos: Explorando Profundidades Musicales
Armonías Ronroneantes: Música Para Calmar A Los Gatos
Trueno Binaural Relajante Para Un Descanso Profundo
Música De Lluvia Para Una Práctica De Yoga Armoniosa
Confort Con Truenos Binaurales: Sonidos De Lluvia Para Perros
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57938fa8c2b2a83ad9a1e73e500c6fec684e3e27174332334945adc5f9376738. 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/QZTRX2423561.
Truenos Binaurales Relajantes Para Un Descanso Profundo
Meditación Binaural: Pulso Pacífico Del Trueno
Armonías De Lluvia: Música Para Estados De Ánimo Nublados
Lluvia Apacible: Lluvia Calmante Para La Relajación De Perros
Notas De Lluvia: Acústica Suave Del Arroyo
Paisaje Sonoro Binaural De Enfoque: Llovizna De Concentración Suave
Meditación De Enfoque Lluvioso: Melodías Tranquilas De Piano
Armonía De Meditación Con Lluvia Binaural: Lluvia Apacible
Serenidad Canina De La Lluvia: Sonidos Relajantes Para Perros
Serenidad De Mascotas Con La Lluvia: Lluvia Tranquila
Concentración Bajo La Lluvia: Sonidos Serenos Para Aumentar La Claridad Mental
Receso De Estudio Lluvioso: Tiempo De Estudio Con Sonidos Ambientales
Sonidos De La Naturaleza: Sonidos De Lluvia Para La Paz Interior Vol.2
Lista De Reproducción Para El Trabajo: Cuencos Cristal Y Lluvias Gentiles
Retiro De Spa: Melodías De Cuencos De Cristal Y Lluvia
Mantra De Lluvia: Música Relajante De Lluvia Y Truenos Para Una Profunda Relajación