ISRC GBQFY1140406
Verified recording
GBQFY1140406 is “Alto Saxophone Sonata, Op. 29: II. Allegro energico” by Robert Muczynski,
registered on the CopyrightChains blockchain with CopyrightID
0xf632af7c68773468530a77fafeafad8f3e4a7765682e6899352a8f0258aa82f9 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/GBQFY1140406.
Recording identifiers
- ISRC
- GBQFY1140406
- Title
- Alto Saxophone Sonata, Op. 29: II. Allegro energico
- Artist
- Robert Muczynski
- CopyrightID (CopyrightChains transaction hash)
0xf632af7c68773468530a77fafeafad8f3e4a7765682e6899352a8f0258aa82f9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:3c1a76cf9011cce1fdde5b8675962188f0c2ba77967d3d095259268c82badbcd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBQFY1140406
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Alto Saxophone Sonata, Op. 29: II. Allegro energico · Machine-readable JSON-LD