Wycieraczki

Recording by Łukasz Zagrobelny.

Recording identifiers

ISRC
PLA391360106
CopyrightID (CopyrightChains transaction hash)
0x7d49cb14c17b390da0c85337b831b96d863dfa58d17a69b43aa8c207d8605862
Copyright registration time
2026-07-07T22:51:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:1b6e5f5f3f63d2df95dce39eca3bc8cd4af2995f3c1da4f2de586b43a5f23dfc

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.