Lá Thư

Recording by Trần Thái Hoà.

Recording identifiers

ISRC
QM48F0944702
CopyrightID (CopyrightChains transaction hash)
0x8dba165fa23b569cffa85cc463c08c72ee7c800fe5937b59c7daf233cecd790a
Copyright registration time
2026-07-31T04:27:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T05:17:02Z
Bitcoin block
960348
Canonical record hash
sha256:998351f2dfe373a2a70f82b912b8838e87450d9abe599612a84d5b985e4bfea9

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.