ISRC QZNWS2175120
Verified recording
QZNWS2175120 is “Double cup” by Sk8star,
registered on the CopyrightChains blockchain with CopyrightID
0x50a7b32219f022ad63bddbdb3fa5aec62b0691c5acdbbcb9d9c097b328e6f853 and independently timestamped
in Bitcoin block 960427 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWS2175120.
Recording identifiers
- ISRC
- QZNWS2175120
- Title
- Double cup
- Artist
- Sk8star
- CopyrightID (CopyrightChains transaction hash)
0x50a7b32219f022ad63bddbdb3fa5aec62b0691c5acdbbcb9d9c097b328e6f853
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:59:18+00:00
- Bitcoin block
- 960427
- Canonical record hash
sha256:7280926d7946ce3db19706e64f26cf2fca2c5061ae55ad7ad03d3dd33297676e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWS2175120
- Bitcoin block existence check
- https://blockstream.info/api/block/960427