ISRC CA5KR1957513
Verified recording
CA5KR1957513 is “Hard Workin'” by Lost Boyz,
registered on the CopyrightChains blockchain with CopyrightID
0xf09f07524eee2c48155ba6daf9ceb276145712408a633e2a294c22ce248fdd0e and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR1957513.
Recording identifiers
- ISRC
- CA5KR1957513
- Title
- Hard Workin'
- Artist
- Lost Boyz
- CopyrightID (CopyrightChains transaction hash)
0xf09f07524eee2c48155ba6daf9ceb276145712408a633e2a294c22ce248fdd0e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:4f65cf03447668be9fb66319cf24546dd1aa9ac381786eb30131fff7663d44f7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR1957513
- Bitcoin block existence check
- https://blockstream.info/api/block/956889