Lời nói yêu đầu tiên

Recording by Vũ Tuấn Đức.

Recording identifiers

ISRC
QZGCD1802242
CopyrightID (CopyrightChains transaction hash)
0x5bc5987a6405895f3390a7f757ef30b7d3623723c0929f77e5a44ca5932f067b
Copyright registration time
2026-07-31T00:03:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T00:26:26Z
Bitcoin block
960327
Canonical record hash
sha256:f264c5d3756abec120721cb4b5ff126dfe0e6a522408e02ae427cbc8aa69aafe

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.