牽心萬苦

Recording by R-chord.

Recording identifiers

ISRC
TWJ011100207
CopyrightID (CopyrightChains transaction hash)
0xbc2f359c654a6842a4da96bd55e06fd63e8be0867acdfcc47882a6e2d073941e
Copyright registration time
2026-06-04T13:00:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:8c484898bc8c82270b6969fd4da35bca7d9e5a9b5d34d1763e754aac8f816b6f

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.