Zachowaj sekret

Recording by PTP.

Recording identifiers

ISRC
PLJ921700212
CopyrightID (CopyrightChains transaction hash)
0x1e7d2d528eb61cfdef6281c7be60e0307d8f1efad4e7f88b9a1653c69976e5b5
Copyright registration time
2026-07-31T02:42:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T02:51:48Z
Bitcoin block
960337
Canonical record hash
sha256:6803dbf3ec7b4c59a969d8de7563ccabe2f80413216faf97f428907dfa09c785

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.