大叔

Recording by Matzka.

Recording identifiers

ISRC
TWY311501005
CopyrightID (CopyrightChains transaction hash)
0x1b1b6e8317e46ba1a6a313905fcc7d94dfcff34f666bf4d604ce308bd49ed6dc
Copyright registration time
2026-06-19T12:00:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:598b34466f3560d6541c78e99b5afd0c1a94d784ad2edaac2690b4cd30db4643

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.