La Muerte del angel (arr. E. Runge and J. Ammon)

Recording by Astor Piazzolla.

Recording identifiers

ISRC
DET900812606
CopyrightID (CopyrightChains transaction hash)
0xba380023f93ec8d9d3a161ef4b69c55b517ee9691641fda2ba90b73196f7bd90
Copyright registration time
2026-07-07T19:31:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:b40cfb5e7b88de78b9f5f48538a7a62988749c9d99a9c970d817343169421cb0

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.