Cancion de cuna (Berceuse)

Recording by Leo Brouwer.

Recording identifiers

ISRC
HKI191001003
CopyrightID (CopyrightChains transaction hash)
0x88bbdf1e5ae313f1e53f018bd85d61901458fcf316b415fa9b57ae843d0d1af6
Copyright registration time
2026-07-22T15:34:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T15:39:05Z
Bitcoin block
959145
Canonical record hash
sha256:e89f22f51ed7671da5dcf13c5e256fe282372376cc1e8a90fd5f433b7366f427

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.