ISRC FRZ299437110
Verified recording
FRZ299437110 is “Concertino ré majeur pour cor, trombone & alto: Allegro molto” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0xcf9e6bd8b897662b281f6b4547548cc86bee45f9f825f131b4e9777a3e0b3357 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/FRZ299437110.
Recording identifiers
- ISRC
- FRZ299437110
- Title
- Concertino ré majeur pour cor, trombone & alto: Allegro molto
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0xcf9e6bd8b897662b281f6b4547548cc86bee45f9f825f131b4e9777a3e0b3357
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:6933e11b136ebae2f19b1c4c521c2ff8e9720a7951722801b5f1708b375adb15- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ299437110
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Concertino ré majeur pour cor, trombone & alto: Allegro molto · Machine-readable JSON-LD