Unconditionally

Recording by Katy Perry.

Recording identifiers

ISRC
USUM71311295
CopyrightID (CopyrightChains transaction hash)
0xa7fcdec4f041e98d5a4c61b2eea811296093c08a4f269408562500999d1cba66
Copyright registration time
2026-06-01T03:36:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:816e08e5341d81edc4372054ae713bc4dc1be24fc195319c4069e1513bb7b05f

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.