被遺忘的時光

Recording by Tsai Chin.

Recording identifiers

ISRC
TWAN78120061
CopyrightID (CopyrightChains transaction hash)
0x35552648dad74882e30aef5ca82c2004e52202f2e19d77af4332fb9635dac6a9
Copyright registration time
2026-06-25T10:17:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:8608602103ec295f352c5c17f7c82b3618a01ae448d98472a7963ac31a398ece

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.