ISRC DEF057901271
Verified recording
DEF057901271 is “Violin Concerto in D Major, Op. 61: I. Allegro ma non troppo” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x7e6ad609989e274534ba0b6a0b5a27c79b51f041edad0c0d3b50e3f66fa9758d and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057901271.
Recording identifiers
- ISRC
- DEF057901271
- Title
- Violin Concerto in D Major, Op. 61: I. Allegro ma non troppo
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x7e6ad609989e274534ba0b6a0b5a27c79b51f041edad0c0d3b50e3f66fa9758d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:a1cdb5581580a39f541a60b9f0dbc0395e8a9cd92edc85ef6d42dfa42c2114a4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057901271
- Bitcoin block existence check
- https://blockstream.info/api/block/960327
Full record
Track page: Violin Concerto in D Major, Op. 61: I. Allegro ma non troppo · Machine-readable JSON-LD