Recording by Zhang Bichen.

Recording identifiers

ISRC
CNZ691800296
CopyrightID (CopyrightChains transaction hash)
0x2ac5e904bdadd43d624462ab25fd5a65e234ab0b767c8c4f66b9c88dd5e937b8
Copyright registration time
2026-06-09T10:17:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:2ea0813aef5caf6437d46f1d2d15b5f91fc62486af1c7cd516598d3c64c9c755

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.