Backyard Swimsuit

Recording by Koo Koo.

Recording identifiers

ISRC
USA2P1951196
CopyrightID (CopyrightChains transaction hash)
0xbc4ff757df35364e97400b83c70865f37a40c84e6aaa8aa526b3b10be94ca9f6
Copyright registration time
2026-07-06T22:44:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:b73658e64c79411ee3d21213bf699d51ed12f345334d46283f94db770b77d3a3

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.