Chiquilín de Bachín

Recording by Astor Piazzolla.

Recording identifiers

ISRC
ES5700601069
CopyrightID (CopyrightChains transaction hash)
0x28a0e779d2c95213ad6dbf75869bf2dedc64eff816aa041cc932426c24787a97
Copyright registration time
2026-06-28T06:03:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T16:51:38Z
Bitcoin block
956375
Canonical record hash
sha256:bba7ccdc030ce50868b87791e8e57bc9bae9076b8dcf123fbd6871e553bd96f3

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.