ISRC NLF711902866
Verified recording
NLF711902866 is “X (Mixed)” by Mark Sixma,
registered on the CopyrightChains blockchain with CopyrightID
0xe872fd61bc31437070a6d1a7974cd8fc3728b1aec82821b5c0e4e494923979de and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLF711902866.
Recording identifiers
- ISRC
- NLF711902866
- Title
- X (Mixed)
- Artist
- Mark Sixma
- CopyrightID (CopyrightChains transaction hash)
0xe872fd61bc31437070a6d1a7974cd8fc3728b1aec82821b5c0e4e494923979de
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:df2942af37798d1df44b7b91ee0c7f1f71de067633178fc8c8131ae12c597456- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLF711902866
- Bitcoin block existence check
- https://blockstream.info/api/block/956304