Nováček: Perpetuum mobile

Recording by Ottokar Novácek.

Recording identifiers

ISRC
GBAYC1504348
CopyrightID (CopyrightChains transaction hash)
0x6964722899818c8ad6676b50cd3fb37223f6ec1ffbaf0f4653ccf5d0ba389ffd
Copyright registration time
2026-06-20T22:34:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:1b6e9764619669f6e1843c03ccd91053ecdbfd2b62712e2fc9992f223655a15a

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.