Lute music - Spain: Mille regres. La canción del Emperador del quarto tono de Jusquin

Recording identifiers

ISRC

DEF057404360

Release date of the album this recording appears on

1974-01-01

CopyrightID (CopyrightChains transaction hash)

0xb1ddd33986eeb59491067951d752623e5b2122723412ff2cef6f1f8e0fb93711

Copyright registration time

2026-07-07T19:43:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-08T03:53:27Z

Bitcoin block

957124

Canonical record hash

sha256:9b47fd0df38793becaead7d1addfa16e0f82b37253e6df2da2c5803a3a677950

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC DEF057404360

What this proof establishes

This recording was released in 1974, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.