Cafetín De Buenos Aires

Recording by Astor Piazzolla.

Recording identifiers

ISRC
ART340900199
CopyrightID (CopyrightChains transaction hash)
0x5f6a343b41d240332b10cca98f51916615b9484cb0798244dc6f188946c35049
Copyright registration time
2026-07-07T16:22:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:41b14e647db6992ce0cd38a23916e99e6e14fbc4b6abec4a9b42d001c2575135

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.