It´s not Unusual

Recording by Rumba Tres.

Recording identifiers

ISRC
QM6MZ2056245
CopyrightID (CopyrightChains transaction hash)
0x12646fe9252ab85bc520c7c27274ef511bfe19d70f4b47dc0d44562b859635d8
Copyright registration time
2026-07-31T16:28:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T17:29:52Z
Bitcoin block
960441
Canonical record hash
sha256:4e2fe9633006dbe1f45e9be54e1137bd7549d4d373c6adc0691df2cd87e2b1e6

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.