Preludio para el Año 3001

Recording by Astor Piazzolla.

Recording identifiers

ISRC
DEA549800880
CopyrightID (CopyrightChains transaction hash)
0xe00827fb29653758bd0991941c90742c8c9abe934839f5c70b36f5292262ede5
Copyright registration time
2026-07-06T06:52:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a989d0d522360e4ef3c0ee70832a963de7aaf38e4c96b3c719d8b1027ff61b0a

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.