ISRC FR50X2469812
Verified recording
FR50X2469812 is “Symphony No. 90 in C Major, Hob. I:90: IV. Finale. Allegro assai” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x0d05da468dbbea1c1a665fe7843912e9498d709cd6896b9840b25cb88065ea21 and independently timestamped
in Bitcoin block 960222 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X2469812.
Recording identifiers
- ISRC
- FR50X2469812
- Title
- Symphony No. 90 in C Major, Hob. I:90: IV. Finale. Allegro assai
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x0d05da468dbbea1c1a665fe7843912e9498d709cd6896b9840b25cb88065ea21
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:48:45+00:00
- Bitcoin block
- 960222
- Canonical record hash
sha256:8b01e7ee5a2184d2e7c1c901b7dfbbc00fe1a0884f3c64a5c5f998eb406c0075- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X2469812
- Bitcoin block existence check
- https://blockstream.info/api/block/960222
Full record
Track page: Symphony No. 90 in C Major, Hob. I:90: IV. Finale. Allegro assai · Machine-readable JSON-LD