Quejas de bandoneón

Recording by Aníbal Troilo.

Recording identifiers

ISRC
CA5KR1575295
CopyrightID (CopyrightChains transaction hash)
0xce7fa6c062af4f0f8d273ec32e83694e724b3ead5a9c2423dd961437065f8add
Copyright registration time
2026-07-07T12:55:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:ed0828e6d73eb86fd0e424cd009b9080439a4a97f1bb0608e13dd5334a02f566

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.