已經結束的

Recording by 張若凡.

Recording identifiers

ISRC
TWA471992003
CopyrightID (CopyrightChains transaction hash)
0x8956d4e2325afd8c301055df0cab0809a9848ba974db9a4f4dd2133258023812
Copyright registration time
2026-06-22T14:35:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:c819f339c5aeae17cf6289596ac9c2eb6844b5389130a1bdc17783feffb2f4f0

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.