ISRC FRUM72101808

Verified recording

FRUM72101808 is “Variations sur un air national allemand, B.14: 1. Introduction. A capriccio” by Frédéric Chopin, registered on the CopyrightChains blockchain with CopyrightID 0xc180e679d11168b1fd3fabf9b03f0acbc4e7fa32982ba27fd49ec90a4644850f and independently timestamped in Bitcoin block 956304 on 2026-07-02. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM72101808.

Recording identifiers

ISRC
FRUM72101808
Title
Variations sur un air national allemand, B.14: 1. Introduction. A capriccio
Artist
Frédéric Chopin
CopyrightID (CopyrightChains transaction hash)
0xc180e679d11168b1fd3fabf9b03f0acbc4e7fa32982ba27fd49ec90a4644850f

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:8f183b3945a2fb952c56f312ce0530c5b606e2ad2b03f31321ff65b950ef769a
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM72101808
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Variations sur un air national allemand, B.14: 1. Introduction. A capriccio · Machine-readable JSON-LD