Lỡ Duyên Tủi Phận

Recording by Út Nhị.

Recording identifiers

ISRC
VNR011133368
CopyrightID (CopyrightChains transaction hash)
0x7e5555db7e336be6df6274c12312d4dbfec549335c03e9a9066564b17ef1cb4b
Copyright registration time
2026-07-07T03:52:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:5c07b792b2785515ee09554f72c7e8f2ef42c48c57550747096736905229a396

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.