ISRC USL4Q2013746
Verified recording
USL4Q2013746 is “Sonata in E-Flat Major, BWV 1031: II. Siciliano (Arr. for Saxophone & Piano)” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xb2bcea7a9f33beb515a1d65d1f0bbd8fd89d66bfe74ae81f1bd498809f79528e and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q2013746.
Recording identifiers
- ISRC
- USL4Q2013746
- Title
- Sonata in E-Flat Major, BWV 1031: II. Siciliano (Arr. for Saxophone & Piano)
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xb2bcea7a9f33beb515a1d65d1f0bbd8fd89d66bfe74ae81f1bd498809f79528e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:db817f17ed1c8f7b3f10ababd60c0237d289040dee990a41d80da967a501ee98- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q2013746
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Sonata in E-Flat Major, BWV 1031: II. Siciliano (Arr. for Saxophone & Piano) · Machine-readable JSON-LD