Best Day (Angry Birds 2 Remix)

Recording by Kesha.

Recording identifiers

ISRC
USRC11901925
CopyrightID (CopyrightChains transaction hash)
0x7adf83d89625ed7906972c0a25a9a9593d13517b218b6d1662a34d727eb08222
Copyright registration time
2026-06-05T10:52:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:321dc121ed7384f51e75dff7bc879866e42e0ea39ec4900479b2b1cc7a431865

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.