ISRC FRUM71802307
Verified recording
FRUM71802307 is “Etudes in Variation Form on a Theme by Beethoven, WoO 31: VII. Cantando” by Robert Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0xe59f072abf2562416747041c8092ce31a31de94b2f91bd5024e27e8bee01a847 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM71802307.
Recording identifiers
- ISRC
- FRUM71802307
- Title
- Etudes in Variation Form on a Theme by Beethoven, WoO 31: VII. Cantando
- Artist
- Robert Schumann
- CopyrightID (CopyrightChains transaction hash)
0xe59f072abf2562416747041c8092ce31a31de94b2f91bd5024e27e8bee01a847
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:9934eb5903e36715805dac6cc5c9048c2298ebf2273459b61dee51f489076652- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM71802307
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Etudes in Variation Form on a Theme by Beethoven, WoO 31: VII. Cantando · Machine-readable JSON-LD