Pierwsza

Recording by Maksym Rzemiński.

Recording identifiers

ISRC
PLA161851113
CopyrightID (CopyrightChains transaction hash)
0x267a9528986c63656d04b48e4a0253a351cc8cba71ab494d042cc1bbe6261f1c
Copyright registration time
2026-07-30T06:02:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T06:39:12Z
Bitcoin block
960216
Canonical record hash
sha256:e8ad3d10a2c05a932ed01332e884af903e5951fa75a3ac4d8f6d35ea4a993025

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.