ISRC QZTAT2147236
Verified recording
QZTAT2147236 is “Contract Killer” by Vic Spencer,
registered on the CopyrightChains blockchain with CopyrightID
0xc4b0300539d7c973a8a234e9093c15b094d693ef8c689757cfde2257d1a2a23a and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAT2147236.
Recording identifiers
- ISRC
- QZTAT2147236
- Title
- Contract Killer
- Artist
- Vic Spencer
- CopyrightID (CopyrightChains transaction hash)
0xc4b0300539d7c973a8a234e9093c15b094d693ef8c689757cfde2257d1a2a23a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:a2814b62721e8bdb3c16d7118622e6105fb5babd7cdf3330e18ed8730171c80f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAT2147236
- Bitcoin block existence check
- https://blockstream.info/api/block/957118