Last Call

Recording by Colour Haze.

Recording identifiers

ISRC
NLM931500006
CopyrightID (CopyrightChains transaction hash)
0x8794d6873c349cc150672a3234e2d438d779e0d1cab65811bd99653f923bcc71
Copyright registration time
2026-07-07T03:18:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:4402808dbfd442a513c06b3e93a93f738b585678a8e8bd2c1225b6f6e25365aa

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.