Music for Cats is the first solo album by cEvin Key released in 1998. Track listing All tracks composed by cEvin Key. "Musik für Cats" – 1:31 "Wind on Small Paws" – 6:43 "Meteorite" – 10:18 "Bi
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 0xe326706919e2422f11a3bbcfd2d438b36bbcf87ecbd09b2e7d2d50991c493f46. 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/d2d3d90c-5766-4d32-89a7-36a75c0eff06.json and https://artists.proofprofile.net/proofs/artist/d2d3d90c-5766-4d32-89a7-36a75c0eff06.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Cats' Fireside Serenity: Soothing Ember Ambience
Gentle Binaural and Rain Sounds for Cats
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 0x89a77e4bd61f11d803ea0eb4f401d051e4d7aa1c53dd077c5bbf347c84e69050. 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/QZWDE2488664.
Gentle Meow Sounds: Chill Music for Cats
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29215e9870b71e77001cdf46ed0867d38de2013fc559537fad00fe0ce9c45e5b. 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/GBRKQ2478161.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83aea17c33c77a880c2a7dc5759589aace877697d78a82011c8d9cae2fd6ef2d. 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/GBRKQ2478168.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedc1aaef6a48360d459938c655ea02d7bdcc37796e7de8ce8ee7c3deec331372. 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/GBRKQ2478176.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5dac68a530dc9bf05a82ef019402480bf2afac988a86d3f40bbab667e8d0b6e. 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/GBRKQ2478225.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc51e7f5a2a2df674a449b2dabe5abfca2640f43aea33602316135a2fe058c83c. 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/GBRKQ2478183.
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 0x70bd64e840cf82b4edac7a16d93e44745273316dac03c6c65e778e67570f8b8d. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/GBRKQ2478192.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x447f6515bd4ededb192c3dd1e516c4eb6dfa58bfd60dca6612cb3431b9e56a05. 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/GBRKQ2478200.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a60ecff716885b27a2bf82bf809e383173113ea8106f7c82be5c14ebd46e5e4. 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/GBRKQ2478207.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0aaf7cf9387ecc2167859f35caa45b6b791c4db95549aaa603514aadbad4682. Chain 2 (Bitcoin): anchored in block 960403 (2026-07-31T13:04:34Z), 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/GBRKQ2478217.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5bf64a8282f4f073188140122f1e5ae8fc366684f62513019466f6b90d354420. Chain 2 (Bitcoin): anchored in block 960478 (2026-07-31T23:30:38Z), 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/GBRKQ2478234.
Piano's Peaceful Echoes: Relaxation for Cats
Cat's Piano: Soothing Melodies for Felines
Cats Binaural Comfort: Purring Birds Melodies - 78 72 Hz
Piano's Feline Serenade: Soothing Tunes for Cats
Binaural Cat Harmony: Soothing Frequencies
Cozy Naps and Serene Flames: Gentle Binaural Journeys for Calming and Reducing Cat Anxiety
Lofi Cat Comfort: Soothing Tunes for Felines
Firebeat Harmony: Purrfection in Rhythms
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f595fc4ee66b57643d50fee8d2ab59bc2eec90c467686d4424e1c35987a13d6. 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/QZZ972482343.
Whispering Stillness: Anti Stress Music for Cats
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb1139d8e9477233a078112c88ce7f749fbeb212ce08b3c80606a6df5dd91ebe. 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/QZZ972481869.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f5101eff84688d1c8a9b7a59537d12a7692a76b55de662bf8dd82874eedd5ee. 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/QZZ972481870.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab69ce19aed89020aecdd692be4570668418d10a23d7c724e1eabea4a9aaed49. 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/QZZ972481873.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d383a0ee43b480afdf21a6f8df036930ef2698b85b64441ae64ad3d0fa61837. 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/QZZ972482361.
The Serene Symphony of Eternal Stillness
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b34f011946027bf53795741dc5e30ed76ca795b9be7085d4b6e8f9ef2ddcb53. 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/QZZ972482370.
Cat's Coastal Calm: Serene Ocean Waves for Felines
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5188f3204ac6b5f7ad8b3fc71d2c3a52740d15ff5638b1b57d0327551126e881. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/QZZ972481854.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x128f0ed479cd77848394c955a90612f73ddc379e5ec89d1041ac46b2dda77d07. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/QZZ972481857.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x699ba4b46141c0f7115436dbf95cbe6cdbed92d7cc5c43151fc182bb95b21f3f. 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/QZZ972481861.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0931e07b1cff91d4c2db6f270a25e56e72348dbee4545bb6cc6d18a8104528d9. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/QZZ972481867.
Cat's Serene Playtime: Serene Rain Showers