Alas De Tango

Recording by León Gieco.

Recording identifiers

ISRC
ARF049700021
CopyrightID (CopyrightChains transaction hash)
0x72bf99a8ab860cf7061bce252b485eb53c3944eb2ba746416b7a074ea99554b9
Copyright registration time
2026-06-18T20:27:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:4ebe70a4688a55fac62d0cbc8f59182c83ce90bd4a0bf0f6f89f5e894410ed44

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.