La Ronda Catonga

Recording by Alfredo Zitarrosa.

Recording identifiers

ISRC
ARF109902892
CopyrightID (CopyrightChains transaction hash)
0xa85038bbc78cb8fa5c13f00c24f860df86e6b49ceb5c77817f35c7d9188d04e9
Copyright registration time
2026-06-09T10:56:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b72137ca22193ff3b24faef6d8751256f6f96e199736edc5309b99226076e77b

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.