Basic Math

Recording by Retirement Party.

Recording identifiers

ISRC
QM6MZ2218488
CopyrightID (CopyrightChains transaction hash)
0x0716990b2be1854fbd85105b55a1d0b0ae8f346e2ef5b9b6c75bb5648d240487
Copyright registration time
2026-06-27T04:20:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:73cbcc40b85db473f97d1072f52876e4281ae6dfa328f76345dd0c70729df8b3

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.