Fortnight (feat. Post Malone)

Recording by Taylor Swift.

Recording identifiers

ISRC
USUG12401028
CopyrightID (CopyrightChains transaction hash)
0xc01cf842a95e7df825d6a36d2a9a6ac4649dd8c4e54f7fc384f828da3ce4aca2
Copyright registration time
2026-06-01T02:49:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:1214550a0de760486d2ee62a8c68dd6a9f9046911eddaa05e9476d7f309d9206

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.