The Last Time I Saw Your Face

Recording by Jefre Cantu-Ledesma.

Recording identifiers

ISRC
QMV8L1419801
CopyrightID (CopyrightChains transaction hash)
0x101cfb7aef9bb2cdf5438ccb0eaca36d4ccc0b96a57cb2fef80ebf9e95f1a223
Copyright registration time
2026-07-29T18:53:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:e2e749b3530042c4ee85751b2133f97706c390465ca97165b6c72eab534e43c7

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.