ISRC JPZ921108343
Verified recording
JPZ921108343 is “Day Off” by Def Tech,
registered on the CopyrightChains blockchain with CopyrightID
0xe655748ba0da5fc81d4afc2fe9107bdb68aeb147157d06c92d7c9e32ce80dded 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/JPZ921108343.
Recording identifiers
- ISRC
- JPZ921108343
- Title
- Day Off
- Artist
- Def Tech
- CopyrightID (CopyrightChains transaction hash)
0xe655748ba0da5fc81d4afc2fe9107bdb68aeb147157d06c92d7c9e32ce80dded
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:88b5cf4732aff0f943978f3a1fb90c41b690fe42976456275e853ed6e6a50f75- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921108343
- Bitcoin block existence check
- https://blockstream.info/api/block/960138