Milonga Carrieguera

Recording by Astor Piazzolla.

Recording identifiers

ISRC
ARF310500004
CopyrightID (CopyrightChains transaction hash)
0x3496445a76a7e2e934ca8322df6ff144249685894484cce4729892825121e5dd
Copyright registration time
2026-07-06T21:17:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:6f462a5fc632c4b479f1e1c8c0bd66676cc3f819e5e4d9512d7be5a29c3b3832

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.