ISRC QZHZ31915982
Verified recording
QZHZ31915982 is “4:20” by BMF Squad,
registered on the CopyrightChains blockchain with CopyrightID
0xa35a459afe41eab464d26424c172971546fac75e6ded524f914c33dd193343f9 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/QZHZ31915982.
Recording identifiers
- ISRC
- QZHZ31915982
- Title
- 4:20
- Artist
- BMF Squad
- CopyrightID (CopyrightChains transaction hash)
0xa35a459afe41eab464d26424c172971546fac75e6ded524f914c33dd193343f9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:6f72b98ada6deda32be8404684d6c3961f88fcd3e721124ba709850010534da2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHZ31915982
- Bitcoin block existence check
- https://blockstream.info/api/block/956304