ISRC QZRP42192485
Verified recording
QZRP42192485 is “Cold Heart” by Koz Gang,
registered on the CopyrightChains blockchain with CopyrightID
0x7bdb15c5bfb3516e3d281d576356a2b06cfdb59d52519918dcbcc5b3f148497e and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZRP42192485.
Recording identifiers
- ISRC
- QZRP42192485
- Title
- Cold Heart
- Artist
- Koz Gang
- CopyrightID (CopyrightChains transaction hash)
0x7bdb15c5bfb3516e3d281d576356a2b06cfdb59d52519918dcbcc5b3f148497e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:4ea034019c9b005fdf93979e5fa93373c5b4803ae30df80dbd7837b952ee1a18- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZRP42192485
- Bitcoin block existence check
- https://blockstream.info/api/block/960321