ISRC DEF059831802
Verified recording
DEF059831802 is “Diabelli Variations, Op. 120: Var. 1. Alla marcia maestoso” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x8e60aa051130e67aec2424f413c2c80a040459125f3995a642755e9f2cd73731 and independently timestamped
in Bitcoin block 960317 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059831802.
Recording identifiers
- ISRC
- DEF059831802
- Title
- Diabelli Variations, Op. 120: Var. 1. Alla marcia maestoso
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x8e60aa051130e67aec2424f413c2c80a040459125f3995a642755e9f2cd73731
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T21:35:24+00:00
- Bitcoin block
- 960317
- Canonical record hash
sha256:ad4f22482dc7a39609290225530554fdabe87555768c7f3a25d6e3c468bf9f81- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059831802
- Bitcoin block existence check
- https://blockstream.info/api/block/960317
Full record
Track page: Diabelli Variations, Op. 120: Var. 1. Alla marcia maestoso · Machine-readable JSON-LD