ISRC QMDA62128566
Verified recording
QMDA62128566 is “Piano Trio No. 2, Op. 45: IV. Allegretto grazioso” by Gunnar de Frumerie,
registered on the CopyrightChains blockchain with CopyrightID
0x2518237553d2647dbe366eb4f84f705598a9b9a7dfe12ff4b9a46647166d11c1 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62128566.
Recording identifiers
- ISRC
- QMDA62128566
- Title
- Piano Trio No. 2, Op. 45: IV. Allegretto grazioso
- Artist
- Gunnar de Frumerie
- CopyrightID (CopyrightChains transaction hash)
0x2518237553d2647dbe366eb4f84f705598a9b9a7dfe12ff4b9a46647166d11c1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:c9d5786b6ac7a3364d15c8015c4422abd8391d40c940253fc06a2691b124a878- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62128566
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Piano Trio No. 2, Op. 45: IV. Allegretto grazioso · Machine-readable JSON-LD