Tsunami

Recording by Katy Perry.

Recording identifiers

ISRC
USUM71704892
CopyrightID (CopyrightChains transaction hash)
0x265fd91f5be37cdcfdab1991160ef13d20209bf0a44b75fb34bb888c9c9370f2
Copyright registration time
2026-06-05T11:29:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:67925de1a5e9b30b818d7a68a83ead48e67b6af7276204ab522fb4cb3ad3acde

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.