硬幣

Recording by Wang Feng.

Recording identifiers

ISRC
CNA651201770
CopyrightID (CopyrightChains transaction hash)
0x3a7f805a2f1e58ac4cb2284e6e035a3230c8064452ba1958c4394396ed4ff37b
Copyright registration time
2026-07-30T18:59:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T19:11:09Z
Bitcoin block
960296
Canonical record hash
sha256:cbd114437cd68b66b576703cdd45981207180ddba093dafbae61b2f250c9c1dc

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.