A Don José

Recording by Alfredo Zitarrosa.

Recording identifiers

ISRC
UYB141929210
CopyrightID (CopyrightChains transaction hash)
0x6e9bfbd5b4e67806f6deb2cb5abd734391231c9adf915ab173d9c29f7f979be7
Copyright registration time
2026-07-06T04:07:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:317874b82ac63eaf3a4c8c74a237a12de0f5c49e5153fc526a3aa55beff5e76d

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.