The Best Day (Taylor’s Version)

Recording by Taylor Swift.

Recording identifiers

ISRC
USUG12100628
CopyrightID (CopyrightChains transaction hash)
0x079e70f3ced8b76e08e78163c1701601a475cc434371cc1346134ff84f96ea29
Copyright registration time
2026-06-01T17:09:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:007a3784dabb13a74fa06d4a9be209b8ea6b30e08c8f2b022f7b50195ef39f29

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.