Siemionowna - Live

Recording by Michał Bajor.

Recording identifiers

ISRC
PLB170800308
CopyrightID (CopyrightChains transaction hash)
0x15452c9bcbd20e3b68ac2686a8f4e57a1c9ed66322644c91b44f25dc5cfb6775
Copyright registration time
2026-07-07T16:51:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:178fba1107f39582292c3954d8ff330b8998bb95e06d5ef4d5f76425dc2def6b

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.