ISRC QZFZ71993196
Verified recording
QZFZ71993196 is “Strain Seminar” by Graymatter,
registered on the CopyrightChains blockchain with CopyrightID
0xd66f7a04dc9027bdee8eb18da633be685ad22282df7154b8d7ba1d138f710344 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ71993196.
Recording identifiers
- ISRC
- QZFZ71993196
- Title
- Strain Seminar
- Artist
- Graymatter
- CopyrightID (CopyrightChains transaction hash)
0xd66f7a04dc9027bdee8eb18da633be685ad22282df7154b8d7ba1d138f710344
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:7840d4067355b0fa982f85d065224785f3a8ff1185b829570fceee72a9e1366a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ71993196
- Bitcoin block existence check
- https://blockstream.info/api/block/960138