ISRC FRUM71802304
Verified recording
FRUM71802304 is “Etudes in Variation Form on a Theme by Beethoven, WoO 31: IV. Prestissimo” by Robert Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0x7649329861186c935651ea69235d0bbd98793fa0444954b9e1da9ae93963ee80 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM71802304.
Recording identifiers
- ISRC
- FRUM71802304
- Title
- Etudes in Variation Form on a Theme by Beethoven, WoO 31: IV. Prestissimo
- Artist
- Robert Schumann
- CopyrightID (CopyrightChains transaction hash)
0x7649329861186c935651ea69235d0bbd98793fa0444954b9e1da9ae93963ee80
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:d4e95dfd0730cf5f772ebd13afc64785df50014cfae35ffcdbf16d9385044c4d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM71802304
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Etudes in Variation Form on a Theme by Beethoven, WoO 31: IV. Prestissimo · Machine-readable JSON-LD