Gretchen

Recording by Na Yoon Sik.

Recording identifiers

ISRC
QZEKE1862264
CopyrightID (CopyrightChains transaction hash)
0xa2bd95b9d504b917564146b42e8e2626ef84f0f742cd8a3cfbd9e3a409ea3586
Copyright registration time
2026-07-07T00:04:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:43fe65d549174285705aa7b522620b81dcbec347ad3aa5a3178d0ecd52c7cf33

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.