La Madrugada

Recording by Juan D'Arienzo and his Orchestra.

Recording identifiers

ISRC
GRHR11008211
CopyrightID (CopyrightChains transaction hash)
0x22e0267de9aa7157ea682c5a155a0dd8509217c5d1a7e35683e38cb7ab5f565a
Copyright registration time
2026-07-30T22:37:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T02:51:48Z
Bitcoin block
960337
Canonical record hash
sha256:48611446721c0fff8795eb30a26bab7a4aaf960f1d2754024549e4daf40bab4c

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.