Mai tôi đi

Recording by Nguyễn Hồng Nhung.

Recording identifiers

ISRC
QZGCD1803871
CopyrightID (CopyrightChains transaction hash)
0x8014bc0ff780cb397cf91af5a2d06a6eba95414aec138f3428603b3970fa0aa8
Copyright registration time
2026-06-10T23:10:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:374d62616632d5f1f4ecf9ea31258adac7739374472f1edcee4bb890cf83b6cd

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.