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 0x512725a9cd778211c564a50eac2920a95f3cdd07eda94384df08db8771041e96. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/98138062-cb0a-4cbd-abdd-25968cf1ade1.json and https://artists.proofprofile.net/proofs/artist/98138062-cb0a-4cbd-abdd-25968cf1ade1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Jazzhop Lofi - Background for Chilling Out
Jazzhop Lofi - Background for All Night Study Sessions
! ! ! ! Lofi Studying Music For Concentration ! ! ! !
! ! ! Lofi and Chillhop for Studying ! ! !
Music for Vibing and Chilling - Classic Jazz-hop
Playful Lo-fi - Background for Late Night Moods
Fabulous Lo-fi - Ambiance for Sleep and Study
Contemporary Chill-hop - Bgm for Rest and Chill
Artistic Music for Live Streams - Jazz-hop
Breathtaking Backdrop for Chill and Sleep
Music for Night Time Chill - Laid-back Jazz-hop
Wicked Lo-fi - Background for Saturday Night Study
Music for Friday Night Chill - Carefree Jazz-hop
Music for Rest and Chill - Wicked Jazz-hop
Lo-fi - Background for Friday Night Chill
Awesome Lo-fi - Ambiance for Sunday Chill
Cool Music for Friday Night Chill - Jazz-hop
Music for Staying Home and Study - Exciting Jazz-hop
Music for Sunday Chilling - Subdued Jazz-hop
Simplistic Background Music for Lofi Study
Subdued Chill-hop - Bgm for Lofi Vibing Days
Sultry Lo-fi - Ambiance for Lofi Vibing Days
High Class Lo-fi - Ambiance for LoFi and Coffee Time
Chill-hop - Background Music for LoFi and Coffee Time
Music for Smooth Storms and Lofi (Jazz-hop)
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 0xd3c9d430f8f27e07b14f3ff9668d6c782699b04f6b5019ac4b0cc82fa484f487. Chain 2 (Bitcoin): anchored in block 959010 (2026-07-21T14:37:55Z), 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/ESA012229481.
Festive Music for Storms and Lo-Fi - Jazz-hop
High Class Lo-fi - Background for Wednesday Wellness Lofi
Modern Music for Warm Studies - Jazz-hop
Sparkling Lo-fi - Ambiance for Warm Studies
Backdrop for Summer's Day Lofi - Jazz-hop
Carefree Music for Coding Sessions - Jazz-hop
Music for Maximum Productivity - Jazz-hop
Swanky Music for Chillhop Summer - Jazz-hop
Fiery Music for Lofi Wellness - Jazz-hop
Music for Downtempo Relax - Sublime Jazz-hop
Music for Feel Good Colors - Luxurious Jazz-hop
Music for Amuse Flashbacks - Cheerful Jazz-hop
Into The Lofi-verse: Cool Lofi Beats To Study All Night
Lo-fi - Background for Streaming Imaginations
Phenomenal Lo-fi - Ambiance for Quiet Walks
Music for Luxurious Acoustics - Jazz-hop
Backdrop for Chill Streaming - Lonely Jazz-hop
Astonishing Background Music for Nocturnal September
Chill-hop - Background Music for Easy Choices
Music for Peaceful Studying Moment - Jazz-hop
Music for Mellowed Out Moments - Jazz-hop
Backdrop for Calming Momentum - Jazz-hop
Music for Mellowed Out Moments (Jazz-hop)
Funky Lo-fi - Background for Peaceful Studying Moment
Backdrop for Mellowed Out Moments - Heavenly Jazz-hop
Lo-fi - Background for Adventurous Chill
Easy Background Music for Adventurous Chill
Uplifting Music for Comforting Nights - Jazz-hop
Music for Brightening October - Chilled Jazz-hop
Tremendous Background Music for Low Key Lofi
Sultry Music for Sweet Fantasy - Jazz-hop
Music for Comforting Nights - Terrific Jazz-hop
Carefree Background Music for Lofi Icons
Backdrop for Attractive Noise - Sprightly Jazz-hop
Music for Attractive Noise - Subdued Jazz-hop
Chill-hop - Background Music for Fast Spirits
Wondrous Music for Forgetting Fusions - Jazz-hop
Excellent Background for Soft Imaginations
Backdrop for Slow Moving - Sensational Jazz-hop
Chill-hop - Background Music for Deep Points
Inspiring Music for Cute Visions - Jazz-hop
Energetic Music for Sunday Time - Jazz-hop
Sophisticated Chill-hop - Bgm for Cool Passions
Spacious Background Music for The Time of Today
Chill-hop - Background Music for Feeling Great
Urbane Lo-fi - Background for Sure Gambles
Music for Sure Gambles - Stellar Jazz-hop
Music for Still Steps - Scintillating Jazz-hop
Dream-Like Lo-fi - Ambiance for Team Choices
Music for Calming Chaos - Subdued Jazz-hop
Mysterious Chill-hop - Bgm for A Lofi Moment
Backdrop for Balancing Lofi - Heavenly Jazz-hop
Lo-fi - Background for Perfect Deep Works
Chill-hop - Bgm for Hard Working Sundays
Astonishing Background Music for Calming Lofi Moments
High Class Backdrop for Balancing Thought
Music for Reading Platforms - Chilled Jazz-hop
Music for Connected Images - Fun Jazz-hop
Distinguished Background for Chill Out Time
Music for Echelon Memories - Cultured Jazz-hop
Lofi Exam Season: Soft Beats for Studying & Focus
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbcb33124a392be9f386bbf8b42b7532eb2e1f3b3de64d667f9a6feb880068015. 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/FR59R2328062.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31a8aca964127390f2ce11a687993fead7fea795d3d6e7192a2a4f8acc58d282. Chain 2 (Bitcoin): anchored in block 958808 (2026-07-20T05:07:23Z), 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/FR59R2328063.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x771c7e43f9aee5bc88818a06be1d2cc2c89dd7ed045bfec9ec0ab36c22e058e4. Chain 2 (Bitcoin): anchored in block 956656 (2026-07-04T14:03:39Z), 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/FR59R2328064.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc38cafa71c0a053a2cb74cccc1de4258d45c1625634ca12acb0bb12393274a3. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), 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/FR59R2328065.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab457ec63d1c57dfd396ceeb7dca9d323c61157a3e0ce011721f69a6cf1c7e25. Chain 2 (Bitcoin): anchored in block 958404 (2026-07-17T11:34:58Z), 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/FR59R2328066.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16d0c4dbc63f337112b2bd0071d22a88478e3a7e4062997768a449b7f0918a86. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), 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/FR59R2328067.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb640c74121a8b16498fe1c0a0e230efe86df9a818801b751998c8ec7f4060aaa. Chain 2 (Bitcoin): anchored in block 958736 (2026-07-19T15:47:30Z), 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/FR59R2328069.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71188bb7975c6ba307200d64c898bbfc3e07ca51963106865c25a60168316a90. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), 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/FR59R2328070.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf55a58a5e2805ac55ef6ca4f6b43fe4748bd9cd997822a26232e2e8b29564cb5. 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/FR59R2328071.
Coffee and Concentration: Chill Lofi Hip-Hop for Study
Good Lofi Study: Positive Chillhop Lofi Music
Background Lofi to Stay Focused (Studying Beats Mix)
rainy afternoon: lofi jazz music for cozy studying & chill
Intellectual Dedication: Energizing Lofi Melodies for Effective Study
Lofi Learning Vibes: Chill Music for Focused Study
Study Session with Lofi: Boost Your Concentration with Relaxing Lofi Mix
Lofi Study Ambience: Chill Music for Academic Success
Melodic Lofi Study: Relaxing Learning Beats
Creative Fall: Music for Focus, Creative Thinking, Visualisation
Inner Wisdom: Lofi Study's Echoes of Enlightened Learning
LoFi Before Exam: Focus Music for Learning
Calm Study Hours: Lofi Ambience for Effective Learning
Lofi Reflections: Inner Peace with Meditsation Music
Lofi Companions: Soothing Music for Pets
Lofi Downtime: Chillout Relaxation Tunes
Melodies for Easing: Lofi Relaxation Sessions
The Postman Delivers Letters Whilst Listening to Lofi
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x856988f4802ff5edc8e8de064ea7c5ccb0338d7403ef978d25f716599a4e5f17. 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/PL6B02311127.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6b65cb6da9c51480c5a1f4e9a3c226af063cc20b8490d53fc05d18a6e3dfe5d. 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/PL6B02311129.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6e8c3d0f566ab92572508516894c2807f57bf141fe90be6cca1dfa9c3bf442af. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/PL6B02311126.
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 0xc74497d5b68ef09af7212524673ed8343bde32642c4efe2e177f678400c8962b. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), 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/PL6B02311135.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b72e13f9a8e2b78a7b0f64b59c26d8fd9f75b1b216cc7b3e2a02dc955557e6e. Chain 2 (Bitcoin): anchored in block 960247 (2026-07-30T10:42:33Z), 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/QZTV32439052.