ISRC GBLWD9009616
Verified recording
GBLWD9009616 is “Sonata for Flute & Piano, H. 306: III. Allegro poco moderato” by Bohuslav Martinů,
registered on the CopyrightChains blockchain with CopyrightID
0xffd6fb8c3257c341a4db666bcc111ad1130498f95d83df7850339dfc1d10c913 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/GBLWD9009616.
Recording identifiers
- ISRC
- GBLWD9009616
- Title
- Sonata for Flute & Piano, H. 306: III. Allegro poco moderato
- Artist
- Bohuslav Martinů
- CopyrightID (CopyrightChains transaction hash)
0xffd6fb8c3257c341a4db666bcc111ad1130498f95d83df7850339dfc1d10c913
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:1b26359138f3cceaa4858fceafd249e0ec2f74bfae7091842bed4aa9a67a3841- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD9009616
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Sonata for Flute & Piano, H. 306: III. Allegro poco moderato · Machine-readable JSON-LD