C:13 Milonga del àngel

Recording by Piazzolla.

Recording identifiers

ISRC
GBEYQ2457645
CopyrightID (CopyrightChains transaction hash)
0xe3e6ce852448619fd18937453a1907ca2193371cb7a5cc6960c4c767bb759471
Copyright registration time
2026-07-06T22:28:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4efde5ce550e840af47eeace9dc81161f703203fca1fdf0f548d4ba41e2f72d9

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.