Que Tango Hay Que Cantar - Live In Buenos Aires / 2016

Recording by Cacho Castaña.

Recording identifiers

ISRC
ARUM71700049
CopyrightID (CopyrightChains transaction hash)
0xbad727ff31babeb03b7ee9d5444e7e6413567da448465bffac5cc86b84cb62f6
Copyright registration time
2026-06-07T06:37:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:4e2c5cbc0799079476d48768e494bab2b22b77320f1ddaad6f8784bc288c4e3c

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.