Madreselva

Recording by Orquesta De Tangos Argentina.

Recording identifiers

ISRC
USA371245727
CopyrightID (CopyrightChains transaction hash)
0x4e214e67bff723dc3f5e6796803f1c722b2a547bf20b5fe41d59997867d7ca29
Copyright registration time
2026-06-20T09:32:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:99e0dee86599fb91f48c9431d05fd90d951f1be3e1417fff9ef1cd7828a4e6f5

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.