Buenos Aires

Recording by Orquesta De Tangos Argentina.

Recording identifiers

ISRC
USA371245719
CopyrightID (CopyrightChains transaction hash)
0x4bd7705adb1819854274070bdabb7474283465ee9b28d782e43b748d0bf65546
Copyright registration time
2026-06-25T09:26:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:7f21c4fbf7b95e1f0e4cb567fd94926631271e8d33ddacdccb9e91cc282b8a17

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.