ISRC NLE421907508
Verified recording
NLE421907508 is “Improvisation (For My Father)” by Wu Wei,
registered on the CopyrightChains blockchain with CopyrightID
0xb7f88fd553b7ac55b33299a08d7fa71db0da025759ff69a0ab548aea85b0dde0 and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE421907508.
Recording identifiers
- ISRC
- NLE421907508
- Title
- Improvisation (For My Father)
- Artist
- Wu Wei
- CopyrightID (CopyrightChains transaction hash)
0xb7f88fd553b7ac55b33299a08d7fa71db0da025759ff69a0ab548aea85b0dde0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:1c0e01e0ca93acc1c0371ef5b41fc4c534497e1fca05ca8b6e6658a7117fe7c8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE421907508
- Bitcoin block existence check
- https://blockstream.info/api/block/960321
Full record
Track page: Improvisation (For My Father) · Machine-readable JSON-LD