ISRC USBC19710324
Verified recording
USBC19710324 is “Variations on a Theme of Paganini, Op. 35: Var. XII” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0x13a85432b33853d6ec2d184772a970848cd47458c223ae2c31b702204b1c3f53 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/USBC19710324.
Recording identifiers
- ISRC
- USBC19710324
- Title
- Variations on a Theme of Paganini, Op. 35: Var. XII
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0x13a85432b33853d6ec2d184772a970848cd47458c223ae2c31b702204b1c3f53
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:fb2cc931f83382b7e5817a82460eeb7dedecded24b1c0eff69c49b9febeb386d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19710324
- Bitcoin block existence check
- https://blockstream.info/api/block/960291
Full record
Track page: Variations on a Theme of Paganini, Op. 35: Var. XII · Machine-readable JSON-LD