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Recording by Vũ Khanh.

Recording identifiers

ISRC
VNA0F1735637
CopyrightID (CopyrightChains transaction hash)
0xccf9efcca4d5ddfcf7a55f1a9dc5dfeca99cfce3f094a2995366d45d6c366915
Copyright registration time
2026-07-07T16:19:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:490d50e7908678d0e59cb4343159c56b482e77793e7ceafbcf5e1a13abaf8e8d

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.