La canción de Buenos Aires

Recording by Alberto Castillo.

Recording identifiers

ISRC
DGA0S2413322
CopyrightID (CopyrightChains transaction hash)
0x6dc85fa75b18c061055cb49d749e389ff00287ca4905f79ef4807575279ef53e
Copyright registration time
2026-07-07T23:38:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:9d97bd019c6d64e3b358006d66bf6a97741f635f43f235e1bf17a072b40ce51c

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.