Cacho De Buenos Aires

Recording by Cacho Castaña.

Recording identifiers

ISRC
ARUM71600230
CopyrightID (CopyrightChains transaction hash)
0xf6bc08a29af110749d401c419143af70ac3eab66ad84af69fd6a7698411b64b6
Copyright registration time
2026-07-29T16:22:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:c847ef590ff891906d475f2568b282b03fb6c690b783bf4420621f3b302cfe6f

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.