ISRC GBAYC0800669
Verified recording
GBAYC0800669 is “Schubert: Schwanengesang, D. 957: No. 4, Ständchen (Arr. for Cello and Piano)” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x99955a49434d3ef094a9ecb10614ceb5496cec844389966c99aca1e3a7acb03d and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0800669.
Recording identifiers
- ISRC
- GBAYC0800669
- Title
- Schubert: Schwanengesang, D. 957: No. 4, Ständchen (Arr. for Cello and Piano)
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x99955a49434d3ef094a9ecb10614ceb5496cec844389966c99aca1e3a7acb03d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:a88227bf1c1822ce3b03cc7b62682e3bf0bdc3333ae1378d01ec794568b7795d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0800669
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Schubert: Schwanengesang, D. 957: No. 4, Ständchen (Arr. for Cello and Piano) · Machine-readable JSON-LD