5 Preludes, W. 419: No. 3, Andante

Recording by Heitor Villa-Lobos.

Recording identifiers

ISRC
HKI199226812
CopyrightID (CopyrightChains transaction hash)
0x5433dd5919fb5f96c527958242c3f698ef62941fb9a820483cb03ad6feef9099
Copyright registration time
2026-07-07T07:05:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:96ad3adb25b68fac013e29dd9cc61218a1415073734d92091f7bb53ff55c770c

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.