El Decaméron negro: III. Balada de la doncella enamorada

Recording by Leo Brouwer.

Recording identifiers

ISRC
USSM19701459
CopyrightID (CopyrightChains transaction hash)
0xdeb3c62aeb2df43d75ebcc96a4278dcf163de10b7ceaf20a3e02b844527d04a7
Copyright registration time
2026-07-04T16:00:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:bb3a86bf38b0c33e842090ffb644a94d8eb6ae73a19b37a59e3ded39f2764bd8

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.