ISRC NLUW21800649
Verified recording
NLUW21800649 is “Hard Knock” by Wasback,
registered on the CopyrightChains blockchain with CopyrightID
0xe09c11fcb6f87a9402fb39761fbb45a68447ff253b944be741101183c4d8084d and independently timestamped
in Bitcoin block 957124 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLUW21800649.
Recording identifiers
- ISRC
- NLUW21800649
- Title
- Hard Knock
- Artist
- Wasback
- CopyrightID (CopyrightChains transaction hash)
0xe09c11fcb6f87a9402fb39761fbb45a68447ff253b944be741101183c4d8084d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:53:27+00:00
- Bitcoin block
- 957124
- Canonical record hash
sha256:b9e57df4df693cb53479972bd713ab0915ae976bbd67a23e1739caa447ff0811- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLUW21800649
- Bitcoin block existence check
- https://blockstream.info/api/block/957124