ISRC FRUM71802301
Verified recording
FRUM71802301 is “Etudes in Variation Form on a Theme by Beethoven, WoO 31: I. Molto moderato” by Robert Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0xdb46c3f835f2c8731ed31b1c07c36feb5293cfcc22c3f201bc46a4add300b765 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM71802301.
Recording identifiers
- ISRC
- FRUM71802301
- Title
- Etudes in Variation Form on a Theme by Beethoven, WoO 31: I. Molto moderato
- Artist
- Robert Schumann
- CopyrightID (CopyrightChains transaction hash)
0xdb46c3f835f2c8731ed31b1c07c36feb5293cfcc22c3f201bc46a4add300b765
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:25916e13432b1d3031d4588fd79a654e57e15a2cdb3e2f86561f83243c75de60- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM71802301
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Etudes in Variation Form on a Theme by Beethoven, WoO 31: I. Molto moderato · Machine-readable JSON-LD