ISRC QMBZ91426690
Verified recording
QMBZ91426690 is “18 Études de genre, Op. 109: No. 4 in C Minor, Les bohémiens” by Friedrich Burgmüller,
registered on the CopyrightChains blockchain with CopyrightID
0x61f4a281a7dce061c94c2f2279d7045daa53db8836506860dbe1bb9492782c8b 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/QMBZ91426690.
Recording identifiers
- ISRC
- QMBZ91426690
- Title
- 18 Études de genre, Op. 109: No. 4 in C Minor, Les bohémiens
- Artist
- Friedrich Burgmüller
- CopyrightID (CopyrightChains transaction hash)
0x61f4a281a7dce061c94c2f2279d7045daa53db8836506860dbe1bb9492782c8b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:51:35+00:00
- Bitcoin block
- 960481
- Canonical record hash
sha256:3c38703e9c8652a79a7c65e611f6b33dcfe5db45e4879791cf0f14109462775c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91426690
- Bitcoin block existence check
- https://blockstream.info/api/block/960481
Full record
Track page: 18 Études de genre, Op. 109: No. 4 in C Minor, Les bohémiens · Machine-readable JSON-LD