ISRC US8271600931
Verified recording
US8271600931 is “Sonata à 10: IV. Ciaconne” by Christian Friedrich Witte,
registered on the CopyrightChains blockchain with CopyrightID
0x5acef1aa0f9ba7fed9401e6b10a0399e620235880c35b6d7fd6f689973a78668 and independently timestamped
in Bitcoin block 960481 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US8271600931.
Recording identifiers
- ISRC
- US8271600931
- Title
- Sonata à 10: IV. Ciaconne
- Artist
- Christian Friedrich Witte
- CopyrightID (CopyrightChains transaction hash)
0x5acef1aa0f9ba7fed9401e6b10a0399e620235880c35b6d7fd6f689973a78668
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:51:35+00:00
- Bitcoin block
- 960481
- Canonical record hash
sha256:23c014b4f5d8c072b4148ebf6fc4c5419567e3272c7507f58de0c6624b5b080b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US8271600931
- Bitcoin block existence check
- https://blockstream.info/api/block/960481
Full record
Track page: Sonata à 10: IV. Ciaconne · Machine-readable JSON-LD