為什麼不來

Recording by 張艾嘉.

Recording identifiers

ISRC
TWDK50504037
CopyrightID (CopyrightChains transaction hash)
0x12a9e144e3f885dead416eb8b7bc72438d881c8c5a9330727f43faa2b2f5f94b
Copyright registration time
2026-07-07T20:45:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:3120de719f2552ecf0d016a3ab4f55c34e5ad68ec1d5c97fa94fcfd6a5b9a43c

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.