ISRC CH0011400070
Verified recording
CH0011400070 is “Sonata in B-Flat Major, Fk. 9: II. Andante” by Wilhelm Friedemann Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xa8568a8e8784f3cf8dc23cb425386cb8686a3b9e6bf0b362d33d21ce94a3717f and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0011400070.
Recording identifiers
- ISRC
- CH0011400070
- Title
- Sonata in B-Flat Major, Fk. 9: II. Andante
- Artist
- Wilhelm Friedemann Bach
- CopyrightID (CopyrightChains transaction hash)
0xa8568a8e8784f3cf8dc23cb425386cb8686a3b9e6bf0b362d33d21ce94a3717f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:2a04bcc535756ec3a409ab85f3d5b9985bd6bc11dab6fee8be54f3418afd8770- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0011400070
- Bitcoin block existence check
- https://blockstream.info/api/block/960403
Full record
Track page: Sonata in B-Flat Major, Fk. 9: II. Andante · Machine-readable JSON-LD