ISRC FR50X1647408
Verified recording
FR50X1647408 is “Septet in E-Flat Major, Op. 20: IV. Tema con variazioni (Andante)” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x1343e891e04ac0ec60f6007161bd45ce9cee4b9aeedbba17ad864541dd6ac8a3 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/FR50X1647408.
Recording identifiers
- ISRC
- FR50X1647408
- Title
- Septet in E-Flat Major, Op. 20: IV. Tema con variazioni (Andante)
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x1343e891e04ac0ec60f6007161bd45ce9cee4b9aeedbba17ad864541dd6ac8a3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:3f64924ac8fe4d7a1bbdd336ed76898ee0e099175683d8f9566e8b652eef8de2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X1647408
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Septet in E-Flat Major, Op. 20: IV. Tema con variazioni (Andante) · Machine-readable JSON-LD