ISRC DEF057801111
Verified recording
DEF057801111 is “Symphony in F sharp minor, H.I No. 45 -"Farewell": 1. Allegro assai” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0xa6baa75fb442c7f78f96b79bfc04f416616f95443c3657cbdc1dfb507f2a260b and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057801111.
Recording identifiers
- ISRC
- DEF057801111
- Title
- Symphony in F sharp minor, H.I No. 45 -"Farewell": 1. Allegro assai
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0xa6baa75fb442c7f78f96b79bfc04f416616f95443c3657cbdc1dfb507f2a260b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:e398d8522089b83ad4cf5f505a9684237573a91e8b8f6cc43528c1f1ff54a416- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057801111
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: Symphony in F sharp minor, H.I No. 45 -"Farewell": 1. Allegro assai · Machine-readable JSON-LD