The Last Detective

Recording by Peter Brötzmann.

Recording identifiers

ISRC
GBAWA9870223
CopyrightID (CopyrightChains transaction hash)
0x70b458b8214ed28f1cae354a8712fcfc1b5bfa62d255cd530e34d6adee0505f4
Copyright registration time
2026-07-07T13:50:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d29226c8706c9b18d2e66960540b4ce9f5928974aabbea6b66c4ec5197077102

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.