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Recording by Astor Piazzolla.

Recording identifiers

ISRC
ARA940600059
CopyrightID (CopyrightChains transaction hash)
0x9b5cd81a3dd8b186186ad4a3a7aa016205d42ffde3a8d57db34fc4b27f06b379
Copyright registration time
2026-07-06T09:45:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:43:08Z
Bitcoin block
957064
Canonical record hash
sha256:774c93d7d11467e18f9f3def3dc3364fc2579ffaf616e9356067c92a3c43a1f1

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.