Bad Friend (Acoustic)

Recording by Rina Sawayama.

Recording identifiers

ISRC
GBK3W2001618
CopyrightID (CopyrightChains transaction hash)
0xb89b758b47cdc18c02465df4ff0062570fe180c4102e4aba1b76303486b9eaf1
Copyright registration time
2026-06-18T14:57:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:7f048056e832b432d038ab2bd0e4f3d7b0d6b26da6fcd11158e2f5eceb9cc219

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.