Zabawa podmiejska

Recording by Piotr Szczepanik.

Recording identifiers

ISRC
PLA246610368
CopyrightID (CopyrightChains transaction hash)
0x19357957f8c42886711a5217c5d039aa4885301e37868c0fbe5131aca4ab81f7
Copyright registration time
2026-07-07T14:34:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:ffbf537b6fb542df289e47f8b074d10f40f87612b3971981a1d2561a29c24322

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.