ISRC GBF078010213
Verified recording
GBF078010213 is “Piano Sonata No. 7 in C, K.309: 3. Rondeau (Allegretto grazioso)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x56bd372e6fcdc1436f0fbcbcbdaec8b09124864000e4e2ad705ef40f8c026753 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078010213.
Recording identifiers
- ISRC
- GBF078010213
- Title
- Piano Sonata No. 7 in C, K.309: 3. Rondeau (Allegretto grazioso)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x56bd372e6fcdc1436f0fbcbcbdaec8b09124864000e4e2ad705ef40f8c026753
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:ae3ce2ee51f0abeba3493163ab171c788bade676468be1d42b29f7b762212157- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078010213
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Piano Sonata No. 7 in C, K.309: 3. Rondeau (Allegretto grazioso) · Machine-readable JSON-LD