ISRC FRZ207910603
Verified recording
FRZ207910603 is “Bach, JS: Trio Sonata No. 4 in E Minor, BWV 528: III. Un poco allegro” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x459e9e5cf81e1afbf52539e1eea533f1a2e86a4ffd960369e9ec6d8cd58f768f and independently timestamped
in Bitcoin block 960117 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ207910603.
Recording identifiers
- ISRC
- FRZ207910603
- Title
- Bach, JS: Trio Sonata No. 4 in E Minor, BWV 528: III. Un poco allegro
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x459e9e5cf81e1afbf52539e1eea533f1a2e86a4ffd960369e9ec6d8cd58f768f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T14:28:24+00:00
- Bitcoin block
- 960117
- Canonical record hash
sha256:855c0c5b01921e89b291614af6f2d2fc1b010ab26a75a13e71bc6036cf843b1e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ207910603
- Bitcoin block existence check
- https://blockstream.info/api/block/960117
Full record
Track page: Bach, JS: Trio Sonata No. 4 in E Minor, BWV 528: III. Un poco allegro · Machine-readable JSON-LD