X (Mixed)

Recording by Mark Sixma.

Recording identifiers

ISRC
NLF711902866
CopyrightID (CopyrightChains transaction hash)
0xe872fd61bc31437070a6d1a7974cd8fc3728b1aec82821b5c0e4e494923979de
Copyright registration time
2026-06-25T19:41:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:df2942af37798d1df44b7b91ee0c7f1f71de067633178fc8c8131ae12c597456

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.