prologue

Recording by Sarah Kang.

Recording identifiers

ISRC
QZFZ22214841
CopyrightID (CopyrightChains transaction hash)
0xb8fa015c1b2c2cbe56da4fc70f88517bc5e655783c008bd638bad0fc404f8acf
Copyright registration time
2026-06-07T11:35:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:325ce521462b03caa7d1a92e3c522f451260b688ef36d4dbd648fcadec7e6783

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.