ISRC AUXN22324293

Verified recording

AUXN22324293 is “Variations on a Theme by Robert Schumann, Op.20: Variation 1” by Clara Schumann, registered on the CopyrightChains blockchain with CopyrightID 0x37c733a2f5dca193096adab62260c5607cbf1da917a44344046b589f57690686 and independently timestamped in Bitcoin block 960334 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/AUXN22324293.

Recording identifiers

ISRC
AUXN22324293
Title
Variations on a Theme by Robert Schumann, Op.20: Variation 1
Artist
Clara Schumann
CopyrightID (CopyrightChains transaction hash)
0x37c733a2f5dca193096adab62260c5607cbf1da917a44344046b589f57690686

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T02:19:15+00:00
Bitcoin block
960334
Canonical record hash
sha256:eb24301bf8d77c1d9a0a0d879103f45f4029c1ae5415c86b025520d5e6042ff8
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/AUXN22324293
Bitcoin block existence check
https://blockstream.info/api/block/960334

Full record

Track page: Variations on a Theme by Robert Schumann, Op.20: Variation 1 · Machine-readable JSON-LD