Mathematics

Recording by Mack 10.

Recording identifiers

ISRC
USCM50200007
CopyrightID (CopyrightChains transaction hash)
0x1887c90c52ba0821b7db4602bd60ad5f810385fbeb16fe440bd18e8a04811539
Copyright registration time
2026-06-26T16:25:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:00689d2184178ebf2ccf948dbef145c56944ead91bda1e28e07d9b9f6847844f

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.