ISRC QMDA62131951
Verified recording
QMDA62131951 is “Violin Concertino, Op. 45 No. 8: II. Cavatina, Andante con moto” by Lars-Erik Larsson,
registered on the CopyrightChains blockchain with CopyrightID
0x1fb9b922a232bdea7491355298958c2a472f3c04f703fcade85dcadcfa2b6eb6 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/QMDA62131951.
Recording identifiers
- ISRC
- QMDA62131951
- Title
- Violin Concertino, Op. 45 No. 8: II. Cavatina, Andante con moto
- Artist
- Lars-Erik Larsson
- CopyrightID (CopyrightChains transaction hash)
0x1fb9b922a232bdea7491355298958c2a472f3c04f703fcade85dcadcfa2b6eb6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:b109010cdeb2a4244189c51ca57e64c3f6fb5487e31683a1e2aae599612b512c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62131951
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Violin Concertino, Op. 45 No. 8: II. Cavatina, Andante con moto · Machine-readable JSON-LD