Cité Tango

Recording by Astor Piazzolla.

Recording identifiers

ISRC
FR6V80416500
CopyrightID (CopyrightChains transaction hash)
0xaf41f656e2eb76ec90dc97f397d45e4249754f44b95cc69dbaaab56538a37b39
Copyright registration time
2026-06-24T14:47:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:47f3b44223045f52d50f15ece1ae4733180da1a08ef6e06c8816665f1cd38c8b

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.