Milonga del Angel (arr. E. Runge and J. Ammon)

Recording by Astor Piazzolla.

Recording identifiers

ISRC
DET900812605
CopyrightID (CopyrightChains transaction hash)
0xdfa8d770128761eabce3e8b87638f12bd431855b61ac3756faae441143a85cab
Copyright registration time
2026-07-07T13:32:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:7461ea0c4f7ab6b434ee45b3d6d18d15ea8178e3781c2842ceacc5c28acac987

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.