Karuzela

Recording by Maria Koterbska.

Recording identifiers

ISRC
PLB171500025
CopyrightID (CopyrightChains transaction hash)
0x55ac8167522311a433fe23df069d28aea10d0f7ce7b3cad63fe5afb229c2ae1e
Copyright registration time
2026-07-07T18:45:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:a91c8924c70f22600111d75b45651e1b1456688820c817c95f87d804d58c89a6

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.