Twice

Recording by Charli xcx.

Recording identifiers

ISRC
GBAHS2200046
CopyrightID (CopyrightChains transaction hash)
0x57568d690ceb430fc60c0d72896c4684ed83410e408aec1292af20e52c690420
Copyright registration time
2026-06-04T10:31:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:eee8086dd55879c77ea6d3eb477e5f59e8d2a2a63a5066ad3ea0063c0cd73d9c

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.