春去春又回

Recording by Sarah Chen.

Recording identifiers

ISRC
TWA459026609
CopyrightID (CopyrightChains transaction hash)
0x82ae783aba841343866fe36c1ac5b42e0778de8746e56807fc83672365daf051
Copyright registration time
2026-06-22T13:05:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:e396ed0b89120f72c312cd68162cc6c27bca80574c9b19a8835f5b6c65ccc431

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.