Nếu Anh Đi

Recording by Hồng Nhung.

Recording identifiers

ISRC
SGUM72301682
CopyrightID (CopyrightChains transaction hash)
0x520f59ec577d32a9688e10c99dd6a93e50f6ebb8790e3ebf4b3c439fd433d9b0
Copyright registration time
2026-06-08T15:20:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:30c14e4e703fa03d5df93303f8349602fbef4b3e6beb684cf6a94f81d6f82c3b

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.