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Recording by Astor Piazzolla.

Recording identifiers

ISRC
SEVAF1500207
CopyrightID (CopyrightChains transaction hash)
0x28a87db661b20aa0c46a6e51783b8bd659ac846db7710de1b1ba1525f6c53453
Copyright registration time
2026-01-28T19:36:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:499bed4de8d2847e09149868090aabb9487040c821b35ec38a314d7a7ed6ae9b

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.