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 0xa71c3ea2cade75c8e408c77d9aa3da6386362f9dd821276340b7e19206b4f041. 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/6d4c39b1-6857-4fef-8959-64022ef4c951.json and https://artists.proofprofile.net/proofs/artist/6d4c39b1-6857-4fef-8959-64022ef4c951.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
La Collecion de Sonidos Suaves de Ruido Rosado Para Bebés
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 0x66a02ff2749f278766a687314d29e1159b6c67dedb2dcff711149422106b65c8. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), 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/PL29Q2132188.
Calma De Bebés: Una Relajante Melodía De Vientos y Lluvia - 3 Horas
Dulces Sueños: Calmos Sonidos Oceánicos Para Soñar Toda La Noche
Meditación Para Niños: Arroyos Serenos Para Relajar A Los Más Pequeños
Lluvia Para Bebés: Una Canción De Cuna De Lluvia Para Tu Hijo
Sueño De Bebé: Dulces Melodías De Lloviznas Vol. 1
Música Para Dormir: Relajación Plena Con Sonidos Ambiente Vol. 1
Sueños De Bebé: Los Tranquilos Sonidos Del Océano Para Calmar A Sus Hijos
Sueño De Bebé: La Armonía De Las Notas Del Piano Vol. 1
Música Para Bebés: La Música Oceánica Más Tranquilizadora Para Calmar A Tu Recién Nacido
Sonidos Para Bebés: Una Tranquilizadora Atmósfera De Selva Tropical Para Tus Niños
Lluvia Para Bebés: Una Nana Lluviosa Para Tu Hijo
Acariciando Estrellas: Música para Calmar a tu Bebé
Tiernas Melodías para un Sueño Tranquilo
Música para Dormir Bebés Canciones de Cuna
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x079d8317bc4424afc057d5c35e91687e6b34a12edf0039c8d0ab27ce28deab16. Chain 2 (Bitcoin): anchored in block 958462 (2026-07-17T23:17:53Z), 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/DEUE12489122.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3164866d2dd3c2d4aec1b76d203717b03eff0d31c58d3bdea44228940afac081. Chain 2 (Bitcoin): anchored in block 958180 (2026-07-15T20:11:00Z), 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/QZXLZ2340970.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37977dd694d3282c1cfe90e2e010456107baf2d6a65ee6db4e2e5cb1503173a0. Chain 2 (Bitcoin): anchored in block 958137 (2026-07-15T11:23:03Z), 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/QZXLZ2340988.
Arrullo Tranquilo Para La Serenidad Del Sueño Del Bebé
Calma De Bebé Con Fuego: Melodías Suaves De Llamas
Tonos Para Un Día Tranquilo: Música Para La Relajación Del Bebé
Canciones De Cuna En Cascada Para Bebés: Sonidos Suaves Para Dormir
Canciones De Cuna Binaurales Del Océano: Sonidos De Armonía Para Bebés
Sueños De Nana: Melodías De Sueño De Bebé
Arrullo Calmo: Música Para La Relajación Del Bebé
A Mi Buro Le Duele La Cabeza - canción de cuna
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4fbed02569272b6eae1293478f6ea9dac4a7fefaf486cb017fc10c0d5c95dd95. 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/DETL61404251.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdae8d627a15e6f257c012ca2bf1ac8ed0831dfd1e585e25cd1deb5bcb3e534b8. 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/DETL61404258.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78278c49521519b48a65e4ce3ccdb457b4a8101df4839b9226fbf539b26238c3. 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/DETL61404266.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd74a44dc4379e315e71947ce23007764e0d5dcfc3a5a9e60a65691d64b03613c. 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/DETL61404271.
Las Ruedas Del Autobús - canción de cuna
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb45b042a566fd155efbb048db0af226fe98ec5125741d354b49a926b5939d397. 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/DETL61404269.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4cddbb1106ae9fdffc43ac1e9bdf7aeef32d6f67a080c445fbc231f36e9e3537. 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/DETL61404261.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90374d38a45679c75b980989c9e44878861dd05e7a103dadd0928074d136c773. 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/DETL61404253.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe57cf8a3effcf24d2a5e6b698526a85bd926a8963395d4a13b1fee933af01fcf. 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/DETL61404254.
Dos Pececitos Se Fuero A Nadar - canción de cuna
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf73e5a1900a90692cc46492ae19b1f201936d982a2ddd3312cf67f4c9f411f8e. 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/DETL61404255.
Un Elefante Se Balanceaba - canción de cuna
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc286395389f0987ca24b74fe3ef8abb485d1b07b10a544fdf098887236f97261. 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/DETL61404275.
La Albandiga y El Fideo - canción de cuna
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x826021ea2f97a37f4a35f9c82e1120c08318538a9e0f5281a1a2db64c280e9a4. 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/DETL61404262.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6039666ecebeafdb3c1d0b6152e39061978c6dd3126149994e89463edc99894e. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/DETL61404260.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca2a74d2466cc321b201ac641c7e42fd0f271582d1d4ea63f69fa913134ba1ec. 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/DETL61404267.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd6b8cb0304346d086502849e087a9ec46bc915d4ad24b6b48b3ce3d511daedc4. 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/DETL61404265.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe13dab2d36f80e63862a1ecf16b0e13a41eb953981b9802a3d573ec443ec771d. 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/DETL61404257.
La Familia Dedos De La Granja - canción de cuna
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xadea59efe48f0fc4e1dacd7e8d0415dd420a337fab3b4af9c6cbceeeb912a61f. 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/DETL61404263.
Los Pollitos Dicen Pio Pio - canción de cuna
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x117f662ccecaa98962b01e6cd84bbe11fe293804d38def79492af589d428021e. 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/DETL61404270.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0e9e1bc4fcb751e62522cd21b5a4f563c68e7003a867d141abccffaec4cbc2a. 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/DETL61404268.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08e246d183c9972f2314361a5ca84a19e02bbffc64f3fd410ac5ce29392eb966. 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/DETL61404272.
Si Tu Tienes Muchas Ganas De Aplaudir - canción de cuna
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ee8b7c0791857a39259e4c439adef0463113bdad687f5489da631613dd260b5. 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/DETL61404273.