恰到好處的苦

Recording by 周家寬.

Recording identifiers

ISRC
TWCC32307191
CopyrightID (CopyrightChains transaction hash)
0x5551f386eac25f05ae750c4f45eefa60a21f7df2f77425d2f31586202a378600
Copyright registration time
2026-06-26T09:54:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:e0e2f032a7c584bdcedaa0d5c7468c695db34538bbe5bef23a05bdbbaeaed2b1

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.