ISRC QZFZ31948259
Verified recording
QZFZ31948259 is “Laissez Passer” by So sama,
registered on the CopyrightChains blockchain with CopyrightID
0x9c81099efef31705468a421249c82c9ea657d9e9d82e3deb8b40195396b61143 and independently timestamped
in Bitcoin block 960284 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ31948259.
Recording identifiers
- ISRC
- QZFZ31948259
- Title
- Laissez Passer
- Artist
- So sama
- CopyrightID (CopyrightChains transaction hash)
0x9c81099efef31705468a421249c82c9ea657d9e9d82e3deb8b40195396b61143
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T17:23:26+00:00
- Bitcoin block
- 960284
- Canonical record hash
sha256:5b11bb02043a6e6646c586ee66c995d33c16a77041cdb4431e4f2d8903902a42- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ31948259
- Bitcoin block existence check
- https://blockstream.info/api/block/960284