1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 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 0xc264c0c75fb8404d1e95b8436a35fbc3a2058eb5573be6065af399e58c1bb6bd. 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/ab63a4e4-a3f0-46be-a682-b0f9f190fa15.json and https://artists.proofprofile.net/proofs/artist/ab63a4e4-a3f0-46be-a682-b0f9f190fa15.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Halica: Bliss Out, Vol. 11 (Expanded Edition)
To All The Dancers Of The World, A Round Form Of Fantasy
To All the Dancers of the World, A Round Form of Fantasy
Your World is Eternally Complete - 2021 Remaster
Where the Sunrise Dies, So Does the Echo of Your Voice - 2021 Remaster
Things to Ponder While Falling - 2021 Re-Record
Walkers Beware! We Drive into the Sun / Stab-Slow
Walkers Beware! We Drive into the Sun - Single Version
A Tiny House, In Secret Speeches, Polar Equals
The Weight of Comfort, This Rain is Comfort, This Rain is You
Things to Ponder While Falling - Demo Version
LITTLE DARLA HAS A TREAT FOR YOU, v.24: Endless Summer edition
Little Darla Has a Treat for You: Reincarnated Tracks 1995-2009
{"copyright_id":"0xf5b8bb59c4146f00593618227dc956bfd957e23c1f52b4fdc44ea0afc19671b2","isrc":"USA4D1530006","name":"An Impression (Tiny Cut)","registered_at":"2026-06-19T09:43:45Z","spotify_id":"0wLcduYPaByDIg3MTUnqZa","type":"track"}
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5b8bb59c4146f00593618227dc956bfd957e23c1f52b4fdc44ea0afc19671b2. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0wLcduYPaByDIg3MTUnqZa.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0wLcduYPaByDIg3MTUnqZa.
Alura - Live at the Justice League, San Francisco
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ee8da313ddf7507208e9649d570f16d655d3ab419df538978af2a934cf639c3. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/23TZX8Q7B9yKnkYVL8DQZY.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/23TZX8Q7B9yKnkYVL8DQZY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c0b4ee59d7f2b9ee59d6c21d5429031195d42cc283b2a604424697154e50916. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5jHznuCIoFYLKvMu04zKRI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5jHznuCIoFYLKvMu04zKRI.
Where the Sunrise Dies, So Does the Echo of Your Voice
When the music is hotter than girls I am the kosmos
I Don't Know Why I Still Love You - Pink Purple Sweet Trip Remix
Little Darla Has a Treat for You, Vol. 30
{"copyright_id":"0xf82b2b3199de2b9088a6cff2ecc102dd538ddd040d03a89a46e9fa098a9770a5","isrc":"USA4D2035428","name":"In Sound, We Found Each Other","registered_at":"2026-06-05T11:13:11Z","spotify_id":"63jvmVQ8gIQ8NdMX5HEKEE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf82b2b3199de2b9088a6cff2ecc102dd538ddd040d03a89a46e9fa098a9770a5. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/63jvmVQ8gIQ8NdMX5HEKEE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/63jvmVQ8gIQ8NdMX5HEKEE.