ISRC QMQL91200037
Verified recording
QMQL91200037 is “Quartet No. 12 in F Major Op. 96 "American" IV.” by Antonín Dvořák,
registered on the CopyrightChains blockchain with CopyrightID
0xa8fabcbeb8e8b06aa2a69c497688d014da5da30e236d367f6f967118e476ae8d and independently timestamped
in Bitcoin block 960481 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMQL91200037.
Recording identifiers
- ISRC
- QMQL91200037
- Title
- Quartet No. 12 in F Major Op. 96 "American" IV.
- Artist
- Antonín Dvořák
- CopyrightID (CopyrightChains transaction hash)
0xa8fabcbeb8e8b06aa2a69c497688d014da5da30e236d367f6f967118e476ae8d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:51:35+00:00
- Bitcoin block
- 960481
- Canonical record hash
sha256:5306b0c65eaa0cf14070f4e58669782119d3be10925165faf8fefd946683a5e7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMQL91200037
- Bitcoin block existence check
- https://blockstream.info/api/block/960481
Full record
Track page: Quartet No. 12 in F Major Op. 96 "American" IV. · Machine-readable JSON-LD