Waving Through A Window - Bonus Track

Recording by Katy Perry.

Recording identifiers

ISRC
USAT21811736
CopyrightID (CopyrightChains transaction hash)
0x7f18bcaef6a50d7e667a73483058af5646b346bcf3f8932899b6412e82376a95
Copyright registration time
2026-06-18T03:23:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:b10920c4d9d4db66dd3d47f59988e88e27e035d9a8f0a1ac0ca9036e2b925a50

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.