Jan-Szpakowanie 3

Recording by SB Maffija.

Recording identifiers

ISRC
PLS282000034
CopyrightID (CopyrightChains transaction hash)
0x1d739701fda6bdb0d473820baf30375fb5ddeb1ae3e2fefc8eff14d282326aee
Copyright registration time
2026-06-07T02:04:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:bfa49b0777efa44dce9bce20449d0959ea4a2c6be98958a589b5bd66e65c3024

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.