Nováček: Perpetuum mobile

Recording by Ottokar Novácek.

Recording identifiers

ISRC
GBAYC1500747
CopyrightID (CopyrightChains transaction hash)
0x2b0d096401b4d9458a6a220406e7d8c103f94677327a65d0f548ad5c3ebf6611
Copyright registration time
2026-06-08T19:02:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:7451c8cf2e15453d02dfde6a6338f873d60bb58ba859e00e1c9c1dacfac720d5

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.