I. Bordel 1900

Recording by Astor Piazzolla.

Recording identifiers

ISRC
HKI192102201
CopyrightID (CopyrightChains transaction hash)
0x19e0bcb66efdeadd22e6a2e5f869d3aa8bfc1dd1ae84083cb3a8e953d999242e
Copyright registration time
2026-07-06T10:48:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:07:00Z
Bitcoin block
957061
Canonical record hash
sha256:ac19cd32fe44bddc56559b2d562414b2b8d0606e8e1b890fe487be5a4bc99592

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.