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 0x7d675fe3359420ed4dcfbfc1b69b9d1f9935206bdc926850dee3a5f94256eaec. 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/488b36ec-3b6f-4d67-85e1-e289c21468ff.json and https://artists.proofprofile.net/proofs/artist/488b36ec-3b6f-4d67-85e1-e289c21468ff.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Gentle Piano Lullabies for Sweet Dreams and Relaxation
Soothing Bedtime Melodies: Calming Piano for Peaceful Nights
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 0xa12cc574237c957f06a265d336b452835ba5f3ec053ce30200c56c55059f31b3. Chain 2 (Bitcoin): anchored in block 956405 (2026-07-17T04:38:35Z), 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/ITK262500073.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x45415d80f0772b010f4b03647f29637785f3a918edd5c7a10860bf589b8701a3. Chain 2 (Bitcoin): anchored in block 956430 (2026-07-03T02:22:42Z), 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/ITK262500074.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x989f8bbfef6f828dddd7ab1c4297a059f9f8750b8d8038e79795b8e6579d14f5. Chain 2 (Bitcoin): anchored in block 957754 (2026-07-12T21:26:22Z), 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/ITK262500078.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d94e219221d27fad6588467a5e4b195756f57836e17e8ec0a4646287b44f3b7. Chain 2 (Bitcoin): anchored in block 956405 (2026-07-17T04:37:05Z), 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/ITK262500080.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5cf12a437077d3dbb3292dfa8aa8650a950bafdaea1d98d02bddfede31231b45. Chain 2 (Bitcoin): anchored in block 956405 (2026-07-17T04:36:43Z), 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/ITK262500081.
Ocean Waves and Soft Melodies: Relaxing Sounds for Sleep
A song to keep calm my baby - Piano Lullaby with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc3d0c7c5d004c72bbee78403eed6c8e921e9c8cb488e13a41dedd9901decd55. Chain 2 (Bitcoin): anchored in block 956430 (2026-07-03T02:22:42Z), 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/ITK262500134.
Baby Song for Sleep - Piano Lullaby with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02fd44c71077076abc335a3b55a4c4c3b27b2b05fdbd51f2b3f82208e96fbfeb. Chain 2 (Bitcoin): anchored in block 957756 (2026-07-12T21:36:27Z), 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/ITK262500135.
Sleep therapy for sweet relaxation - Piano Lullaby with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x232849efd90a84fbe7541e0722234c7487618bfeb9e66f77bd5c38e204f9d76e. Chain 2 (Bitcoin): anchored in block 958170 (2026-07-15T18:21:17Z), 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/ITK262500138.
Quite Piano Lullaby for my Baby - Piano Lullaby with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8d61e6b113c6fe44fb584f8d7db5fe15187b758213813b9985865b0ee5a14d9. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), 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/ITK262500139.
Close To You - Piano Lullaby with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x924133c4a798ad379fc5b062e7faf1ec5071e93fa6aa8853021e961c77712565. Chain 2 (Bitcoin): anchored in block 958271 (2026-07-16T09:16:54Z), 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/ITK262500140.
Sleep tight my darling - Piano Lullaby with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe703df5a1cf119bc6dbaee4f5ee87a0df2a4d6145e05cc0aa03f7bd5aa97183c. Chain 2 (Bitcoin): anchored in block 956430 (2026-07-03T02:22:42Z), 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/ITK262500141.
Serene Sea Sounds with Calming Music for Deep Relaxation
Baby Tune for a special day - Piano Lullaby with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1652c6f057b22e69b8501245d0080b60e2c4930b9324f9027f61873b6e37de28. Chain 2 (Bitcoin): anchored in block 956551 (2026-07-03T21:18:05Z), 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/ITK262500147.
The Baby and The Calm Sea - Piano Lullaby with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c5ae958d6e04aab8297920bcd31480394c65f010a42545da326ba578994f4f7. 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/ITK262500148.
Piano Baby Song for a quite sleep - Piano Lullaby with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1d5cebdc9ace3115f8863989b4cdba035b25c75494fbd83e779da5fa65ea183. Chain 2 (Bitcoin): anchored in block 958373 (2026-07-17T08:32:18Z), 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/ITK262500149.
Beautiful lullaby for a lovely baby - Piano Lullaby with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0245fd2b20221c7bde96bf51446fc3a5d920681f330a1f03873e0a42f2f1010c. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), 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/ITK262500150.
Lullaby in the moonlight - Piano Lullaby with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54f0cc31732054fe4bd7fa58b66c2979d0b1f2c328ab892753ff2299ae9e51bf. Chain 2 (Bitcoin): anchored in block 956405 (2026-07-17T04:37:49Z), 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/ITK262500151.
A way of joy for my kid sleep - Piano Lullaby with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c97570f8bad5e3db1ee4d1ab496a6bad32b7476380be98019ae77874782c894. Chain 2 (Bitcoin): anchored in block 958686 (2026-07-19T06:43:29Z), 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/ITK262500152.
The best lullaby for you - Piano Lullaby with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0b27f4bdeeae2584f2a9cab64c2646b0372713dc2e18e4dcde20122bd41862d. Chain 2 (Bitcoin): anchored in block 957756 (2026-07-12T21:36:27Z), 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/ITK262500153.
Sleepytime Piano Lullabies for Sweet Dreams
Nighttime Serenades Relaxing Piano for Babies
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f8d5be501143791cfe5366b4412245eac0270c59171609dbc74c4cd02018457. Chain 2 (Bitcoin): anchored in block 958316 (2026-07-16T21:36:30Z), 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/ITK262500193.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85018bd12364448601187bfd8c3aaafd2d4f6b1f3c30a91030ae5583cf9c2dd6. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), 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/ITK262500194.
Tender Touch Calming Piano for Sweet Sleep
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8bfc8c27fb7ca134a1a9f816ba3094d36f5231dfdd46ba784ffbd79a8a56a81d. Chain 2 (Bitcoin): anchored in block 958455 (2026-07-17T21:28:36Z), 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/ITK262500195.
Softly Sleeping Tranquil Piano Lullabies
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x67ce0d3e3ce80f1879495f7db46cb567b38a295b9a0caf660093e35d289589e0. Chain 2 (Bitcoin): anchored in block 958508 (2026-07-18T06:27:01Z), 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/ITK262500196.
Twinkling Stars Gentle Melodies for Dreamland
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca278874e77a3e1f4cdd48a05eeecc18cd2f14a54f2da923acee467bab33cfd3. Chain 2 (Bitcoin): anchored in block 958335 (2026-07-16T22:37:47Z), 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/ITK262500197.
Slumber Notes Cozy Piano Tunes for Nighttime
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88a83846861a246a2b5d33ae3293d8775f75e05550a2fb96e09ea9971957704c. Chain 2 (Bitcoin): anchored in block 957852 (2026-07-13T11:25:45Z), 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/ITK262500198.
Cloud Nine Serene Piano Lullabies for Babies
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa969377944910b8b4439e7cf18d8aa82705c3f9389f86818ba9aaea1473ae01. 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/ITK262500199.
Nighttime Serenades Relaxing Piano for Babies - Piano Lullaby with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd2806cd1b47b17b53036e593898fd817f82f995f47a8ba066ded740817dfb95. Chain 2 (Bitcoin): anchored in block 956711 (2026-07-04T22:48:52Z), 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/ITK262500250.
Twinkling Stars Gentle Melodies for Dreamland - Piano Lullaby with Ocean Sounds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x579eb1e1493dedac260b007f977ae77185bc43ce3fbd4e5bc2fb6e4a95dd8233. Chain 2 (Bitcoin): anchored in block 956405 (2026-07-17T04:24:44Z), 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/ITK262500254.
Gentle Guitar Lullabies for Restful Nights
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ab700bd45053f6d2ec27b230e844c58e8eda68e8dbc3a0a9d556f478bece564. Chain 2 (Bitcoin): anchored in block 958357 (2026-07-17T03:33:42Z), 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/ITK262500280.
Serene Guitar Lullabies with Gentle Ocean Sounds
Soothing Piano Melodies for Restful Sleep and Sweet Dreams
Calming Ocean Waves and Gentle Piano for Deep Relaxation