Nautilus

Recording by Marta Kubišová.

Recording identifiers

ISRC
CZA166900235
CopyrightID (CopyrightChains transaction hash)
0xfd66d1577b2d2457814096eeb7eacc8261b0e53c756838c934e6d4f9b02cbc18

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T23:39:29Z
Bitcoin block
960166
Canonical record hash
sha256:7faa9b384b0807bfc4311d8cb4071a69adef21d11369108331da701fae6f103e

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.