ISRC GBBBC2100353
Verified recording
GBBBC2100353 is “Waltz No. 19 in A Minor, Op. Posth. B. 150” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x58bb89adae23ae0c18df3f1bcf08dd0fe8e87d5c906a06e722da3305c44235c1 and independently timestamped
in Bitcoin block 960095 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBC2100353.
Recording identifiers
- ISRC
- GBBBC2100353
- Title
- Waltz No. 19 in A Minor, Op. Posth. B. 150
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x58bb89adae23ae0c18df3f1bcf08dd0fe8e87d5c906a06e722da3305c44235c1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T11:07:37+00:00
- Bitcoin block
- 960095
- Canonical record hash
sha256:cd6a7ef6d2d63d868b36c155600e06db073f556f18c9a8ce45dc4e94e9a44c2a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBC2100353
- Bitcoin block existence check
- https://blockstream.info/api/block/960095
Full record
Track page: Waltz No. 19 in A Minor, Op. Posth. B. 150 · Machine-readable JSON-LD