ISRC QZHN42230233
Verified recording
QZHN42230233 is “Nostalgia” by Cory Wong,
registered on the CopyrightChains blockchain with CopyrightID
0x9c9fa77ea1e463f9b7fed576f5f5cbe118ca0565afef91fac42bced287fb9e73 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN42230233.
Recording identifiers
- ISRC
- QZHN42230233
- Title
- Nostalgia
- Artist
- Cory Wong
- CopyrightID (CopyrightChains transaction hash)
0x9c9fa77ea1e463f9b7fed576f5f5cbe118ca0565afef91fac42bced287fb9e73
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:c4140aa7af430c5788274bd9445537b4fa3ee17e5ddf835252fdbd1d8f98748c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN42230233
- Bitcoin block existence check
- https://blockstream.info/api/block/956302