big talk

Recording by Marco Luka.

Recording identifiers

ISRC
USQX92100189
CopyrightID (CopyrightChains transaction hash)
0x4ff9af400eaaf84ac30503efb216904dd27ec97d439d0104b38662ce03c9cdaa
Copyright registration time
2026-06-05T06:15:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:b53b4c4046c69ed2cc0a1be4881c96826da12e1cef35c6e4b3d96de753c3bedc

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.