ISRC NL1ZN1900138
Verified recording
NL1ZN1900138 is “Up & Down” by Razko,
registered on the CopyrightChains blockchain with CopyrightID
0xc974225fa77fefb7b908691d74237aba10fb66e2851655c5b476ba234b9cb096 and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NL1ZN1900138.
Recording identifiers
- ISRC
- NL1ZN1900138
- Title
- Up & Down
- Artist
- Razko
- CopyrightID (CopyrightChains transaction hash)
0xc974225fa77fefb7b908691d74237aba10fb66e2851655c5b476ba234b9cb096
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:63e555b7af4226792dabb957352e9e88640b2e563d22d74b80b763f2a50c39de- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NL1ZN1900138
- Bitcoin block existence check
- https://blockstream.info/api/block/960144