ISRC USBC19710325
Verified recording
USBC19710325 is “Variations on a Theme of Paganini, Op. 35: Var. XIII” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0xe92bc78ab51a7ab2e1c42381d18e6b95d76c5f8d678b3622b42bc751276afde6 and independently timestamped
in Bitcoin block 960348 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19710325.
Recording identifiers
- ISRC
- USBC19710325
- Title
- Variations on a Theme of Paganini, Op. 35: Var. XIII
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0xe92bc78ab51a7ab2e1c42381d18e6b95d76c5f8d678b3622b42bc751276afde6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:17:02+00:00
- Bitcoin block
- 960348
- Canonical record hash
sha256:35eb380158eb956d1be567cb326258fcf8ae11a3dc5b12a5d7775c14a2ea7819- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19710325
- Bitcoin block existence check
- https://blockstream.info/api/block/960348
Full record
Track page: Variations on a Theme of Paganini, Op. 35: Var. XIII · Machine-readable JSON-LD