ISRC DEF059503771
Verified recording
DEF059503771 is “Trumpet Concerto in D Major: I. Allegro” by Johann Friedrich Fasch,
registered on the CopyrightChains blockchain with CopyrightID
0x883e88e0e274852e2378c97218314706a7661806a8bd19765560e3255403bf36 and independently timestamped
in Bitcoin block 960427 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059503771.
Recording identifiers
- ISRC
- DEF059503771
- Title
- Trumpet Concerto in D Major: I. Allegro
- Artist
- Johann Friedrich Fasch
- CopyrightID (CopyrightChains transaction hash)
0x883e88e0e274852e2378c97218314706a7661806a8bd19765560e3255403bf36
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:59:18+00:00
- Bitcoin block
- 960427
- Canonical record hash
sha256:af70fda6d1feb9d2cfb616b2c6fd62bba791845ca516c2410fb39ff1ec75b335- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059503771
- Bitcoin block existence check
- https://blockstream.info/api/block/960427
Full record
Track page: Trumpet Concerto in D Major: I. Allegro · Machine-readable JSON-LD