Bad Day

Recording by IU.

Recording identifiers

ISRC
KRA381205845
CopyrightID (CopyrightChains transaction hash)
0x6fb690d2ef42536d8e04c05b0cd711f4e0898c4d117d696c8031779b677dc1f0
Copyright registration time
2026-06-07T06:09:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:54392436c1b14e4ec721e4e90f1d490337b57196c8cadd279d3babfa3dde4018

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.