Špalíček Suite No. 1, H. 214a: I. Prelude

Recording by Bohuslav Martinů.

Recording identifiers

ISRC
GBLWD1600701
CopyrightID (CopyrightChains transaction hash)
0xaa386b366b18bf09ac9cb9d1525d29bbf028c55c4ac44bf47a8b5b40b1404d2a
Copyright registration time
2026-07-07T15:16:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8eeeaf5fcd061c43dc201df357251dc8fd06ffefca4b5a7bbe40c7bfcd774215

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.