Circle The Drain

Recording by Katy Perry.

Recording identifiers

ISRC
USCA21001258
CopyrightID (CopyrightChains transaction hash)
0x63b642dcc6d297e803f9ee616f3bc4223fad4c9b2734570fa6b69885893eedea
Copyright registration time
2026-06-04T13:28:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:f05414c78a490a5b735ea29826dbcb226b4613637309429960b25ff9fba3f792

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.