Spanish Mascarade

Recording by Ernesto Cortazar.

Recording identifiers

ISRC
USTC00946901
CopyrightID (CopyrightChains transaction hash)
0xe4c71f8a31622dfafb96820eb4ccb5c6ea9b6f1c4b05e802137613ac2a1bf08c
Copyright registration time
2026-07-30T05:22:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T06:57:05Z
Bitcoin block
960218
Canonical record hash
sha256:25e4327bd5c007a2489eab129ce0dc7fc48792c32427db3bf43b7b173ee4e205

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.