ISRC DEF056100730
Verified recording
DEF056100730 is “Violin Romance No. 2 in F Major, Op. 50” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x56381be516d57a69df8f4fe8bec3a2a5bcb581a3773b9c51724593115bbc54ca and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056100730.
Recording identifiers
- ISRC
- DEF056100730
- Title
- Violin Romance No. 2 in F Major, Op. 50
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x56381be516d57a69df8f4fe8bec3a2a5bcb581a3773b9c51724593115bbc54ca
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:fd39128e7c29e31215c4cdc2a6cfc38690a8e92960ba12a8eea9bad3d750b310- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056100730
- Bitcoin block existence check
- https://blockstream.info/api/block/960455
Full record
Track page: Violin Romance No. 2 in F Major, Op. 50 · Machine-readable JSON-LD