ISRC AUXN22324296
Verified recording
AUXN22324296 is “Variations on a Theme by Robert Schumann, Op.20: Variation 4” by Clara Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0x1eb652351922167e04cc7bd32851a5564fb67a1d3e265da447f4d1652149789f 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/AUXN22324296.
Recording identifiers
- ISRC
- AUXN22324296
- Title
- Variations on a Theme by Robert Schumann, Op.20: Variation 4
- Artist
- Clara Schumann
- CopyrightID (CopyrightChains transaction hash)
0x1eb652351922167e04cc7bd32851a5564fb67a1d3e265da447f4d1652149789f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:4b5d39fbb3b4848e821ed58a6ea3bdcd9fb180117f5f64ca7d9ee1c5c5d3bb57- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/AUXN22324296
- Bitcoin block existence check
- https://blockstream.info/api/block/960291
Full record
Track page: Variations on a Theme by Robert Schumann, Op.20: Variation 4 · Machine-readable JSON-LD