El Adiós

Recording by Francisco Canaro.

Recording identifiers

ISRC
US6R21491399
CopyrightID (CopyrightChains transaction hash)
0x3c77531270c24b8ebc98be5bc8443a0ca048f5428bd1cdb5a3b24e3dd9751585
Copyright registration time
2026-07-07T13:32:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d7ce1a86a263354d40e183326cf6d56edfbcb4cf05cf14b20a70553994c18a94

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.