ISRC QZFYZ2223184
Verified recording
QZFYZ2223184 is “Nostalgia” by FETTI,
registered on the CopyrightChains blockchain with CopyrightID
0x3ff13b3b2066f0d00118801b0e6b00508488d65e9d5edb405734c0f65b5e61e9 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/QZFYZ2223184.
Recording identifiers
- ISRC
- QZFYZ2223184
- Title
- Nostalgia
- Artist
- FETTI
- CopyrightID (CopyrightChains transaction hash)
0x3ff13b3b2066f0d00118801b0e6b00508488d65e9d5edb405734c0f65b5e61e9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:4fdaaa5688f215c2f3c0a1c5cf2e3a0937668908674e81178f713e8968e2d9b2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYZ2223184
- Bitcoin block existence check
- https://blockstream.info/api/block/957118