Vĩnh viễn là anh

Recording by Tuyết Nhung.

Recording identifiers

ISRC
QZGCD1801430
CopyrightID (CopyrightChains transaction hash)
0xcde207ff19306b13f5417200fa636fad9da6836c632e6832117e694c181bda8d
Copyright registration time
2026-07-30T19:12:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T19:26:00Z
Bitcoin block
960298
Canonical record hash
sha256:da1bd24dc5678a42680a1d5fe99d7603b16c4c11facc384d0c6978c38f72402b

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.