Sometimes

Recording by Britney Spears.

Recording identifiers

ISRC
USJI19910452
CopyrightID (CopyrightChains transaction hash)
0xc8c72f077af8f2009bb28edae885981bf820034e1665d56abe28c8a77f22f4ad
Copyright registration time
2026-06-01T07:13:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:673a63d5dca5ffd3f1bad235fc6a4d7b6f1f88982d43848ccd5921b2b2c3e65b

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.