ISRC QM3FL2000091
Verified recording
QM3FL2000091 is “2 Pieces for Viola or Violin & Cello: No. 1, Lullaby (Arr. for Violin & Horn)” by Rebecca Clarke,
registered on the CopyrightChains blockchain with CopyrightID
0x16c4137c2b4aaa1eb54fe699cb29a74d4294a0fd7cda36f1234189e6ae908566 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM3FL2000091.
Recording identifiers
- ISRC
- QM3FL2000091
- Title
- 2 Pieces for Viola or Violin & Cello: No. 1, Lullaby (Arr. for Violin & Horn)
- Artist
- Rebecca Clarke
- CopyrightID (CopyrightChains transaction hash)
0x16c4137c2b4aaa1eb54fe699cb29a74d4294a0fd7cda36f1234189e6ae908566
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:1ee850585def5530860bf4dae874b0668037558657c53d4681adf6d39fa8f9fb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM3FL2000091
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: 2 Pieces for Viola or Violin & Cello: No. 1, Lullaby (Arr. for Violin & Horn) · Machine-readable JSON-LD