ISRC FRZ207912302
Verified recording
FRZ207912302 is “Bach, JS: Trio Sonata No. 5 in C Major, BWV 529: II. Largo” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x290f0b5d80ba71831381bf62f682ed88b2bd8946b1b56f2b5b4dee07d0481c3d and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ207912302.
Recording identifiers
- ISRC
- FRZ207912302
- Title
- Bach, JS: Trio Sonata No. 5 in C Major, BWV 529: II. Largo
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x290f0b5d80ba71831381bf62f682ed88b2bd8946b1b56f2b5b4dee07d0481c3d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:7ae3007c1bfd89423cc78343f3352c5c663207edb8d92fc782e073244cd92809- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ207912302
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Bach, JS: Trio Sonata No. 5 in C Major, BWV 529: II. Largo · Machine-readable JSON-LD