ISRC QZFZ31934006
Verified recording
QZFZ31934006 is “So Fine” by Sefa M,
registered on the CopyrightChains blockchain with CopyrightID
0x0649fe0989231893e290baae110598991e101d8395f2282fb318db9893780a46 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ31934006.
Recording identifiers
- ISRC
- QZFZ31934006
- Title
- So Fine
- Artist
- Sefa M
- CopyrightID (CopyrightChains transaction hash)
0x0649fe0989231893e290baae110598991e101d8395f2282fb318db9893780a46
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:5d50d34c4c5308956e26943cc3f904f1b9886e5b464441c6d820f688a1188f61- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ31934006
- Bitcoin block existence check
- https://blockstream.info/api/block/960441