ISRC GBAYC9400953
Verified recording
GBAYC9400953 is “Schubert: Piano Sonata No. 21 in B-Flat Major, D. 960: II. Andante sostenuto” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x4611c41685139621cea482f0d69393d774568ef9482075ac794793a296e91a2e and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9400953.
Recording identifiers
- ISRC
- GBAYC9400953
- Title
- Schubert: Piano Sonata No. 21 in B-Flat Major, D. 960: II. Andante sostenuto
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x4611c41685139621cea482f0d69393d774568ef9482075ac794793a296e91a2e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:474a86664b9998d95839cb6f783bd366fed0edeaa74909b215158f6b5febe480- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9400953
- Bitcoin block existence check
- https://blockstream.info/api/block/960291
Full record
Track page: Schubert: Piano Sonata No. 21 in B-Flat Major, D. 960: II. Andante sostenuto · Machine-readable JSON-LD