ISRC CH0011400069
Verified recording
CH0011400069 is “Sonata in B-Flat Major, Fk. 9: I. Un poco allegro” by Wilhelm Friedemann Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x7674037f99e2b870fb759f99d67acb27e58a86174a14ff27fa2bc0388ea066e2 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0011400069.
Recording identifiers
- ISRC
- CH0011400069
- Title
- Sonata in B-Flat Major, Fk. 9: I. Un poco allegro
- Artist
- Wilhelm Friedemann Bach
- CopyrightID (CopyrightChains transaction hash)
0x7674037f99e2b870fb759f99d67acb27e58a86174a14ff27fa2bc0388ea066e2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:0916f08073c05c1eedaa9c5ca3b55edc1922a96b1bb5d24ab19678a0a31e430a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0011400069
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Sonata in B-Flat Major, Fk. 9: I. Un poco allegro · Machine-readable JSON-LD