Trả Lại Nước Mắt

Recording by Vĩnh Thuyên Kim.

Recording identifiers

ISRC
VNR011040687
CopyrightID (CopyrightChains transaction hash)
0xa04a4de474c1b6cb0b2506a80861c11a6e384b9d94c6e2cc3206273a07d0750b
Copyright registration time
2026-06-18T22:13:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:cc3a8d27b4ff92d31e44bdbfeb01a9cc40d1d2cb8fa7c8dfea8b5657e3644f73

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.