Mastering Karate

Recording by Half Past Two.

Recording identifiers

ISRC
QM4DW1528832
CopyrightID (CopyrightChains transaction hash)
0x8f814637445bf38e5f9abde5bf246d0213947f094d6f81448fe668e54f361dfa
Copyright registration time
2026-06-21T19:05:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:8a001b2295dfa15b8aeb7ce8dcaeb89e7528f5845e6b6a54776a337f18476b3b

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.