ISRC FRUM71601595
Verified recording
FRUM71601595 is “15 Piano Variations and Fugue in E flat, Op. 35 -"Eroica Variations": Variation 15 - Largo” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xd3d63ce42444120a5b3cb26bcb004ac6ea04c65de5bb6520b2128042ab219ada and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM71601595.
Recording identifiers
- ISRC
- FRUM71601595
- Title
- 15 Piano Variations and Fugue in E flat, Op. 35 -"Eroica Variations": Variation 15 - Largo
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xd3d63ce42444120a5b3cb26bcb004ac6ea04c65de5bb6520b2128042ab219ada
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:197c18b51f4033fb2f10c4af1067ab420c7258b611563bd9fb754f669f96992e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM71601595
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: 15 Piano Variations and Fugue in E flat, Op. 35 -"Eroica Variations": Variation 15 - Largo · Machine-readable JSON-LD