ISRC QZFZ42133810
Verified recording
QZFZ42133810 is “Focus” by Sadandsolo,
registered on the CopyrightChains blockchain with CopyrightID
0xa26f1b2db113e6350d8b3765e34950682e04b76fdcf3965a2f773863b68be099 and independently timestamped
in Bitcoin block 960376 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ42133810.
Recording identifiers
- ISRC
- QZFZ42133810
- Title
- Focus
- Artist
- Sadandsolo
- CopyrightID (CopyrightChains transaction hash)
0xa26f1b2db113e6350d8b3765e34950682e04b76fdcf3965a2f773863b68be099
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:09:19+00:00
- Bitcoin block
- 960376
- Canonical record hash
sha256:f1071fdfcb3b6527d1ef9b128da01fe5da1b0a4e206fe465dd9e46962b7cd11a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ42133810
- Bitcoin block existence check
- https://blockstream.info/api/block/960376