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Recording by Astor Piazzolla.

Recording identifiers

ISRC
DEA549800900
CopyrightID (CopyrightChains transaction hash)
0x448091b61ea5738fb151957fd061da9fb2f94d3b34b199ffd526a024ae28be8e
Copyright registration time
2026-06-25T22:26:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:3f4c64d21a4c85f35bb1d34e8b16cf66eded2be9cb83a42a20b32774e5e74cd2

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.