Ey Kelner

Recording by Marcin Czerwiński.

Recording identifiers

ISRC
PLR862300328
CopyrightID (CopyrightChains transaction hash)
0x875593566fad13a7419846b8631111554cd491f0f4fd5ca4bae8b082cc5a8914
Copyright registration time
2026-06-05T17:54:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:739a3043f37024747cd212a768e85e8f99aa5845587ea4b1a41a59bf65eceaa7

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.