Viejo Smoking

Recording by Carlos Gardel.

Recording identifiers

ISRC
UKMUY1738849
CopyrightID (CopyrightChains transaction hash)
0x02fbfa1f02b16b147ffa2f2cdfd191bd9db8b06b149751f538c52e72142cacca
Copyright registration time
2026-07-30T14:41:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T14:53:07Z
Bitcoin block
960268
Canonical record hash
sha256:2942117429bb82b9951e4a01aabfeb86f25385dcd6fb98620b5c6f1c3aaefb4f

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.