ISRC FRZ299437040
Verified recording
FRZ299437040 is “Concerto n°1 en ré majeur pour cor, Hob. 7d:3: Allegro” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x939fe0d0b6871f00d11917a3e74d4d3580b6eb04c83b342ab742b304cc2cc219 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/FRZ299437040.
Recording identifiers
- ISRC
- FRZ299437040
- Title
- Concerto n°1 en ré majeur pour cor, Hob. 7d:3: Allegro
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x939fe0d0b6871f00d11917a3e74d4d3580b6eb04c83b342ab742b304cc2cc219
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:b8c3f7e7a1971283da3dcf15834d1f282ed2ee08fe666138f32063c33daf89d8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ299437040
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Concerto n°1 en ré majeur pour cor, Hob. 7d:3: Allegro · Machine-readable JSON-LD