ISRC DEF058603751
Verified recording
DEF058603751 is “Violin Concerto In D, Op. 61: 1. Allegro ma non troppo - Cadenza: Fritz Kreisler” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xe8bc65b0a002ccb664cdc9275d6b62c8cbc41df67d122997a25554685aa42538 and independently timestamped
in Bitcoin block 960481 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058603751.
Recording identifiers
- ISRC
- DEF058603751
- Title
- Violin Concerto In D, Op. 61: 1. Allegro ma non troppo - Cadenza: Fritz Kreisler
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xe8bc65b0a002ccb664cdc9275d6b62c8cbc41df67d122997a25554685aa42538
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:51:35+00:00
- Bitcoin block
- 960481
- Canonical record hash
sha256:5e164c8468ed6da59bcb9122257595291a8da0f4b54b77a41c5d4e0d8f7e4233- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058603751
- Bitcoin block existence check
- https://blockstream.info/api/block/960481
Full record
Track page: Violin Concerto In D, Op. 61: 1. Allegro ma non troppo - Cadenza: Fritz Kreisler · Machine-readable JSON-LD