有一种药叫老婆

Recording by 张津涤.

Recording identifiers

ISRC
FRX202090324
CopyrightID (CopyrightChains transaction hash)
0xe3d4b99d457a164d1d31f928821b1515e276beffa0beb7986365babe38a100ee
Copyright registration time
2026-06-20T17:56:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:87599c5c8ea262250349d9461d4a860bf17c765ef66f0bf28cda578d752fb2af

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.