Knocking Harder

Recording by Massive New Krew.

Recording identifiers

ISRC
TCJPZ2432353
CopyrightID (CopyrightChains transaction hash)
0x5bbe9bf456d778aea5611005f6ac93dd3a17964b5e09829a92a0cbd93ca011d5
Copyright registration time
2026-07-05T04:19:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-21T20:48:12Z
Bitcoin block
957056
Canonical record hash
sha256:103f2ee3a5201bc9ae08cde9e1a0e69147e4cc4ca4308e4ed12d2875a02cfef5

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.