MATTE BLACK COFFIN

Recording by BLCKK.

Recording identifiers

ISRC
QZTLA2470477
CopyrightID (CopyrightChains transaction hash)
0x0215d55674218ff661e42baaa05f0a290ce5aea70df2ce49a9b70e4176c946de
Copyright registration time
2026-06-21T11:59:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:7cb323bcef1189e4d95c3ffec588ce3758bb588a94e5544d1da82986348a4da1

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.