Người Thầy

Recording by Cẩm Ly.

Recording identifiers

ISRC
VNR011053305
CopyrightID (CopyrightChains transaction hash)
0x4175967c6792ea5504ffce45bff9336d28f86b367e08b3a3d656133d70248ef0
Copyright registration time
2026-07-06T20:09:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:81605be644913c8891ac66303cbeb045a414ba4728b81b03535227e1d5d2ea67

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.