Prelude No. 5 in D Major

Recording by Heitor Villa-Lobos.

Recording identifiers

ISRC
GBBBA0642120
CopyrightID (CopyrightChains transaction hash)
0x095d366502aa1655ab91b19e846f6a49f85ecbfce3798b925d52aa7ca743a42a
Copyright registration time
2026-07-07T17:34:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b8c4c977deb83cd4cb41a0926baf0a6148e93cf8eacccc24e1263d4699e4a637

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.