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 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 0x6d381e73be18f1639cb4eedbfdb25c040bc7320c06b0efd3a0902e0e3c41c23a. 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/10ec7716-965c-4922-8e8b-9655fe509610.json and https://artists.proofprofile.net/proofs/artist/10ec7716-965c-4922-8e8b-9655fe509610.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Canciones De Cuna - Canciones De Bebes. Musica de relajacion para niños
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 0x7f97c27301fb9d791b056e33e7933ae3c540ca828f27337ea5b294082283b107. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), 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/ITO101053089.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30f7dfb4373ec6f89acec351fda3731a23635d1b421385f4db6caa767c6511ef. Chain 2 (Bitcoin): anchored in block 958621 (2026-07-18T22:59:44Z), 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/ITO101053090.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d74252773fff84c300eddfb88c2de4360cfb4c46603a4bc3dffcf16f4010f4c. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/ITO101053091.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc04990efdb4878776d8cf0c753fbcd8a064bed39fd0243b7444df55ac4c03831. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/ITO101053092.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3fe85f261d58d08b49a92255e68ef48b46f72032f95fae97a6470d81b345dfe. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), 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/ITO101053093.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21ebc0d59f0f455b5e99c7516b6633fbb5f01f706be101d1b33ae87aa0434631. Chain 2 (Bitcoin): anchored in block 958349 (2026-07-17T02:28:59Z), 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/ITO101163451.
Canciones de Cuna - Musica para Dormir Bebes y Canciones Relajantes de Mùsica Clàsica para Bebes Recien Nacidos
Canciones de Cuna Relajantes y para Bebes en el Vientre Materno - Musica con Sonidos de la Naturaleza
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98ce1588576aca9f4761b2b38710f32634d524ff3c888c4fb1a0823ce34f16cc. Chain 2 (Bitcoin): anchored in block 958891 (2026-07-20T16:01:46Z), 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/ITO101540722.
Canciones de Cuna: Las Mejores Canciones Infantiles de Musicoterapia para Niños
Meditation Music Melodies (Musica para Dormir)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe40ee9096c5a1c8be7d384c4521be1ccbe971ee83928e6f0a62c7aed55ba05ee. Chain 2 (Bitcoin): anchored in block 957872 (2026-07-13T15:39:45Z), 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/ITO101400335.
White Noise, Brown Noise, Appliances, Water and other Audio
Música para Bebés y Recién Nacidos: Música Clásica de Piano con Flauta Shakuhachi y con Sonidos de la Naturaleza para Calmar los Niños y Relajar la Mente y Cuerpo de las Madres Embarazadas
Canciones de Cuna para Bebes - Música Suave y Tranquila de Paz Perfecta para las Madres Embarazadas y sus Bebés
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6fe66ddba0b69b0526bd2286dbe345ba891dfa822eceb23091d7fe54520e9a27. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/ITO101670666.
Buenas Noches - Canciones de Cuna con Sonidos de la Naturaleza para Niños
Música para Niños: Melodías de Piano, Flauta de Pan y Sonidos de la Naturaleza para Relajar Bebés en el Vientre y Recién Nacidos
Musica para Viajar - Musica Alegre Relajante para Escuchar
Dulces Sueños – Música Suave para Ayudar a Tu Bebé a Dormir Mejor y Soñar
Como Manter a Calma - Musica para Meditação Diaria Treinamento da Mente Chakras do Corpo con Sons Relaxantes Suaves Instrumentais da Natureza
75 Outdoor Simulations For Natural Sleep
Paz de Espíritu: Musica Relajante para Dormir con los Mejores Sonidos de la Naturaleza
Flauta para Niños - 20 Canciones Instrumentales Suaves y Tranquilas
Música y Maternidad - 20 Canciones Relajantes para el Embarazo y la Lactancia
Sueño del bebé: Sonidos calmantes de lluvia, canciones de cuna para bebés, canciones infantiles y música para dormir bebés
SPA: Salud y Bienestar - Música Zen de Spa Relajante con Sonidos de la Naturaleza
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26099aadcacb7f5f8fc9698fe0cff8bf00e5e03ddbfa529c5383eb43f00b2148. Chain 2 (Bitcoin): anchored in block 958703 (2026-07-19T08:36:12Z), 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/DETL61413119.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa400b4b6bb8481261425d918d6b856e956bebe8fd0903a248d1586c904a43ce2. Chain 2 (Bitcoin): anchored in block 958951 (2026-07-21T04:34:41Z), 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/DETL61413110.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xffa50528f4c5f8f82bfcfc4576ffbfc65f5beaf0af975a845f4ff743b26bfdbb. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), 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/DETL61413106.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a91de8e287b2a729540422cdcfc3351a871becd8636a05f0850ab2c989482a7. Chain 2 (Bitcoin): anchored in block 958931 (2026-07-20T21:15:01Z), 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/DETL61413108.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d809d3c78868f4f95a368b49d3f9d7e13c43a3c1cd9058c5905568c919a29c2. Chain 2 (Bitcoin): anchored in block 958708 (2026-07-19T09:08:25Z), 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/DETL61413111.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x757f901d4a1ddb66adecd03a739f07b96ca4829853740ee17e3283badde4b835. Chain 2 (Bitcoin): anchored in block 958627 (2026-07-18T23:33:54Z), 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/DETL61413112.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf49d1a71ff615fe7079a06fd0a5dd8551b75a03e6fa20f83eb8b926a8dc829cb. Chain 2 (Bitcoin): anchored in block 958959 (2026-07-21T03:51:22Z), 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/DETL61413114.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2221338fc21f52888c17616777fa937cbffaf14d9ba303a117cf62d4f75b727. Chain 2 (Bitcoin): anchored in block 958891 (2026-07-20T15:58:31Z), 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/DETL61413109.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9513c272efa63a0a6dbcab9adb85a9fcb6b02b1fb0770c86a8e6bfc78bcdae32. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), 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/DETL61413116.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed58fe75d8e5554c14a1f9a1ab4cc4ebacb891e53ce0e1c62949f61cb58d55fa. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), 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/DETL61413113.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb63b0c486711aebd7a580eef61b43dbbe54c0306287db404ca6b852c6be38695. Chain 2 (Bitcoin): anchored in block 959051 (2026-07-21T19:48:03Z), 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/DETL61413117.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc15d50cf3e2951c8c9faca86a040455e5dce137952506615564df18e85aaec43. Chain 2 (Bitcoin): anchored in block 958977 (2026-07-21T09:01:38Z), 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/DETL61413118.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9edc73933537caa30637b23e44b79f2e6beb182ab08792b2a4b108f691af996. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/DETL61413115.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xffbf949c00f99c6d115885850a0c36a73e52070828ad6072fd68df1b5890f906. Chain 2 (Bitcoin): anchored in block 959051 (2026-07-21T19:48:03Z), 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/DETL61413121.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63ef756a2fc73ca0ecbe90b6c1c671c4677f2a25a4d82e9a30b98edabc4d3b14. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), 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/DETL61413107.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fb45e089330d090ec089532c30487917386aabf76d14157be808d61e36df3ff. Chain 2 (Bitcoin): anchored in block 958996 (2026-07-21T13:24:34Z), 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/DETL61413123.
Duérmete mi Niño: Música Relajante para Bebés y Canciones de Cuna para Dormir
¿Y si hacemos un muñeco (Frozen)? - versión de nana
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48d22845170ffc223e53446a729e7a920b24b4aaf9c61b0000ae4f969a726fc5. Chain 2 (Bitcoin): anchored in block 958211 (2026-07-16T02:08:08Z), 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/DETL61412260.
1 Hora de Ruido Blanco Canciones de CunaSueño del bebé
Música para Padres Primerizos: Canciones para Dormir Recién Nacidos, Relajación para Padres y Bebés
Dulces Sueños: Música Para Dormir Vol. 1
Sueño Profundo: Bebés y Canciones De Cuna
45 Tranquility Through White Noise Sounds
Un Sueño Profundo: Una Buena Noche Para Dormir
52 Bedtime Songs Tracks For A Restful Sleep
Música Para Bebés: Sonidos Reconfortantes De Fuego y Agua Para Dormir
61 Tranquility Through White Noise Sounds
Calma De Bebés: Una Relajante Melodía De Vientos y Lluvia - 1 Hora
Bebé Durmiendo: Viaje A La Tierra De Los Sueños
Música Para Bebés: Sonidos Reconfortantes De Lluvia Para Un Sueño Profundo
Días Lluviosos: Reconfortantes Lluvias y Vientos Para Tu Pequeño Bebé
Música Para Bebés: Reconfortantes Lluvias Para Relajar A Tu Recién Nacido
Relajación Del Fuego Para Dormir Profundo
Música Para Bebés: Cuentos Sobre Un Bosque Encantado
Música De Bebé: Tonos Suaves De Naturaleza Para Recién Nacidos
Soothing Waves of Ocean and Sea for Background Sounds and Natural White Noise
Running Water from Spouts, Spickets, and Faucets for Background Sounds and White Noise
Sueños De Niños: La Mejor Música Del Mar Para Niños Con Sueño
Música Para Bebés: Música Feliz Para Bebés Durmiendo Vol. 1
Relajación De Niños: Canciones Para Nutrir El Cerebro De Los Niños Vol. 2
Niños Felices: El Ambiente Más Tranquilo Para Relajar A Los Más Pequeños
Soothing Rapids for Background Sounds and Natural White Noise
El Sueño Del Bebé: Ambiente Del Bosque Para Una Noche De Sueños Vol. 1
Música para Bebés para Escuchar Antes de Dormir
Siesta De Bebé: El Mejor Ambiente De Bosque Para Relajar A Tus Hijos
Soothing Showers for Background Sounds and White Noise
Soothing Waterfalls for Calming Background Sounds and Natural White Noise
Dishwashers for Background Sounds and White Noise
Dormir Al Bebé: Armonía Para Niños Pequeños
Soothing Streams for Background Sounds and Natural White Noise
Melodías De Lluvia Para Niños: Una Hermosa Canción De Cuna Sobre La Lluvia
Calmar Al Bebé: Canta Con Tu Bebé Vol. 2
Sueños De Bebé: Suaves Canciones De Piano Para Niños Vol. 1
Dormir: Calmos Sonidos De Lluvia Por La Tarde Vol. 1
Sueños De Bebé: Los Serenos Sonidos Del Océano Para Dormir A Tu Bebé
Sombras Suaves: Música Relajante para Combater el Insomnio
Dicha De Arrullos Para Bebés: Sueño Apacible
Guardería Binaural: Melodías Calmantes Para Bebés
El Océano Del Bebé: Relajantes Sonidos Del Mar Para Un Sueño Reparador
Armonía Del Bebé Junto Al Fuego: Tonos Juguetones
#50 Heavy Rain and Nature Sounds for Sleep
50 Relaxing Spring Rain Tracks for Sleep
Arrullos De Fuego Binaural Para El Sueño Del Bebé
Canciones De Cuna De Otoño: Estados De Ánimo Para Dormir Del Bebé
Canciones De Cuna Para Piano: Himnos Suaves Para Bebés
Música De Piano: Teclas Suaves Para Bebés
50 Stunning Rain Sounds for Peace and Calm
50 Rain Sounds for Instant Tension and Spa
50 Rain Sound & Relax and Ultimate Relaxation
Susurros de Luna: Música para Dormir Bebés
Ecos Infantiles: Música Delicada Para Bebés
Luna Susurrante: Música para Dormir Bebés