ISRC US83Z2123550
Verified recording
US83Z2123550 is “Nostalgia” by NIIXII,
registered on the CopyrightChains blockchain with CopyrightID
0x1cb4d831471792df4b7647792274849c34df121fea7586bfe808bfcb31b5fec6 and independently timestamped
in Bitcoin block 960247 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US83Z2123550.
Recording identifiers
- ISRC
- US83Z2123550
- Title
- Nostalgia
- Artist
- NIIXII
- CopyrightID (CopyrightChains transaction hash)
0x1cb4d831471792df4b7647792274849c34df121fea7586bfe808bfcb31b5fec6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T10:42:33+00:00
- Bitcoin block
- 960247
- Canonical record hash
sha256:cdebcf7f91e4c07bdd76f956a3cff48b970978318c8190faa1dc27f4f2123551- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US83Z2123550
- Bitcoin block existence check
- https://blockstream.info/api/block/960247