ISRC QZS672222616
Verified recording
QZS672222616 is “Topboy” by Mr C,
registered on the CopyrightChains blockchain with CopyrightID
0xb21f0a664c3572288f1fb10f3d02676e266488e28ef318d94ac4e0107643d9b2 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZS672222616.
Recording identifiers
- ISRC
- QZS672222616
- Title
- Topboy
- Artist
- Mr C
- CopyrightID (CopyrightChains transaction hash)
0xb21f0a664c3572288f1fb10f3d02676e266488e28ef318d94ac4e0107643d9b2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:da0201e9ae52cbd8f535760aecf9e99466e74f353150a8f2184df5ec3139d8b5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZS672222616
- Bitcoin block existence check
- https://blockstream.info/api/block/957120