ISRC QMFMF2309891
Verified recording
QMFMF2309891 is “Complicated Sometimes” by Marc Valentine,
registered on the CopyrightChains blockchain with CopyrightID
0xb99fafec46fc286455fc3e04fc9bf9339e36c95fcbc17bc5c0d83bfb5ba5ca43 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFMF2309891.
Recording identifiers
- ISRC
- QMFMF2309891
- Title
- Complicated Sometimes
- Artist
- Marc Valentine
- CopyrightID (CopyrightChains transaction hash)
0xb99fafec46fc286455fc3e04fc9bf9339e36c95fcbc17bc5c0d83bfb5ba5ca43
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:d31c64bb4b25204822b18d1f8dd9cd4216039af1b362d18d1a06ca1ebdf9ba24- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFMF2309891
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Complicated Sometimes · Machine-readable JSON-LD