12H

Recording by Hà Anh Tuấn.

Recording identifiers

ISRC
VNA0M1925359
CopyrightID (CopyrightChains transaction hash)
0xf02381c09fb1428986b1b3e6952306fcb5a039a3d6f6949451b8175a570625bd
Copyright registration time
2026-06-20T14:22:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:1eb98ebc7058ed62973dff018a4895ba638d0f62cd857b26c526aa7f1cb095bc

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.