Dos En Uno - Remasterizado

Recording by Carlos Gardel.

Recording identifiers

ISRC
ARGIX2421217
CopyrightID (CopyrightChains transaction hash)
0x45f9fffbb43553b60fbdde2cb2cd0a84012ba6f33c00e0d43deb39b5aacc9e59
Copyright registration time
2026-07-30T22:03:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T22:27:30Z
Bitcoin block
960321
Canonical record hash
sha256:b6198bd43aea3a74f6a08a795732e444d196c889762633c77dc658437bbca30f

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.