ISRC FRUM71601600
Verified recording
FRUM71601600 is “33 Piano Variations In C, Op. 120 On A Waltz By Anton Diabelli: Variation 2 (Poco allegro)” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x74e0315b90dcef91b61fee0de9d6548d541c2c39cc36c95270f24c5bd6325f06 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/FRUM71601600.
Recording identifiers
- ISRC
- FRUM71601600
- Title
- 33 Piano Variations In C, Op. 120 On A Waltz By Anton Diabelli: Variation 2 (Poco allegro)
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x74e0315b90dcef91b61fee0de9d6548d541c2c39cc36c95270f24c5bd6325f06
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:dac6c3ca1c7eb45b9b0e08a99f04ba2f7de044211ed9d13976f641603b3ff442- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM71601600
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: 33 Piano Variations In C, Op. 120 On A Waltz By Anton Diabelli: Variation 2 (Poco allegro) · Machine-readable JSON-LD