ISRC QZFYW2021886
Verified recording
QZFYW2021886 is “Bad Boi” by Efosa,
registered on the CopyrightChains blockchain with CopyrightID
0xed9f4b625052a6c662fd70391807db70d3280d759ce169a52ec172ada854c35d and independently timestamped
in Bitcoin block 959134 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYW2021886.
Recording identifiers
- ISRC
- QZFYW2021886
- Title
- Bad Boi
- Artist
- Efosa
- CopyrightID (CopyrightChains transaction hash)
0xed9f4b625052a6c662fd70391807db70d3280d759ce169a52ec172ada854c35d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T13:34:27+00:00
- Bitcoin block
- 959134
- Canonical record hash
sha256:e69c98f673c1673e88b73c33249c4dbd1908feeb7c02fa2b321393611f5793ab- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYW2021886
- Bitcoin block existence check
- https://blockstream.info/api/block/959134