ISRC USBC19710312

Verified recording

USBC19710312 is “Variations on a Theme of Paganini, Op. 35: Var. XIV” by Johannes Brahms, registered on the CopyrightChains blockchain with CopyrightID 0xfc7c7e22767a65fe596b0bf156b410748d3057e531502cc0055d05acec116a9c and independently timestamped in Bitcoin block 960291 on 2026-07-30. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19710312.

Recording identifiers

ISRC
USBC19710312
Title
Variations on a Theme of Paganini, Op. 35: Var. XIV
Artist
Johannes Brahms
CopyrightID (CopyrightChains transaction hash)
0xfc7c7e22767a65fe596b0bf156b410748d3057e531502cc0055d05acec116a9c

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-30T18:23:33+00:00
Bitcoin block
960291
Canonical record hash
sha256:0fb187e90baca94afb3a6549d6be686c005c9b889da9d52d7eeaaa15e6d8a6bd
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19710312
Bitcoin block existence check
https://blockstream.info/api/block/960291

Full record

Track page: Variations on a Theme of Paganini, Op. 35: Var. XIV · Machine-readable JSON-LD