La Última Copa

Recording by Osvaldo Pugliese.

Recording identifiers

ISRC
ART340902853
CopyrightID (CopyrightChains transaction hash)
0x17549631ecd7410184bd76194a6711c45620f3da85e054637755a38893db1443
Copyright registration time
2026-06-19T17:21:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:1490eaf0e3541b9dbcbda3493a3e45e1d0fc6e3465e30d3b489c356f0605fe98

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.