ISRC DEF058702271
Verified recording
DEF058702271 is “Horn Concerto No. 4 in E Flat Major, K. 495: I. Allegro maestoso - Cadenza: David Jolley after Dennis Brain” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x22e8c5793b90dfc9a8b4c4842f9fbb42821e0f32f1e1b8b0db20a558cd0be8ee and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058702271.
Recording identifiers
- ISRC
- DEF058702271
- Title
- Horn Concerto No. 4 in E Flat Major, K. 495: I. Allegro maestoso - Cadenza: David Jolley after Dennis Brain
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x22e8c5793b90dfc9a8b4c4842f9fbb42821e0f32f1e1b8b0db20a558cd0be8ee
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:1819ab9dcab37520a7bc6e0376f648aaf5bfc3e3fc6768bc3b7c7daa12092792- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058702271
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Horn Concerto No. 4 in E Flat Major, K. 495: I. Allegro maestoso - Cadenza: David Jolley after Dennis Brain · Machine-readable JSON-LD