ISRC FRU621528004
Verified recording
FRU621528004 is “Variations sur un thème original en La Bémol Majeur, Op. 35, D. 813: Variation 2” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0xcf9243236d84c6e2376a79ec53e943f2e7391fb3dce66ed7c0a2ef0a075b283b and independently timestamped
in Bitcoin block 960337 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU621528004.
Recording identifiers
- ISRC
- FRU621528004
- Title
- Variations sur un thème original en La Bémol Majeur, Op. 35, D. 813: Variation 2
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0xcf9243236d84c6e2376a79ec53e943f2e7391fb3dce66ed7c0a2ef0a075b283b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:51:48+00:00
- Bitcoin block
- 960337
- Canonical record hash
sha256:3244980843048967e4f3f304262de94937a82aab754fb1a956ea667b10f0cd47- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU621528004
- Bitcoin block existence check
- https://blockstream.info/api/block/960337
Full record
Track page: Variations sur un thème original en La Bémol Majeur, Op. 35, D. 813: Variation 2 · Machine-readable JSON-LD