25 or 6 to 4

Recording by Chicago.

Recording identifiers

ISRC
UKU6H1949483
CopyrightID (CopyrightChains transaction hash)
0xfdb5509bfed127036181d9b73265bf14f59370f9eb6eae5b07e30813b9f70dff
Copyright registration time
2026-07-06T23:46:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:e4da022e5a7f7ffd2eaea3c41ce4c3c75aaed77f64a35ece7651fad622c3c2ae

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.