空城

Recording by Ma Chang-Sheng.

Recording identifiers

ISRC
TWC011501931
CopyrightID (CopyrightChains transaction hash)
0xee6281320f0d99921dae44e18fe14f8cdabac85a5230cb23fb64e9c6b9f5194e
Copyright registration time
2026-07-08T00:45:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:e7ef35ed8704d635dfdceecad8dba6673f9e09e6993820e83ca4392a021ef3b0

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.