Będę Ci śpiewał

Recording by Artur Sikorski.

Recording identifiers

ISRC
PLUM72200532
CopyrightID (CopyrightChains transaction hash)
0xb1dd706d9d81d1e9fd0c48c20285a4da16ff929791c94f4a9368a18a58907ed8
Copyright registration time
2026-06-24T23:01:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:54f9f1cb3f02c9121ef48431b1cf1b19a49aaf97475626ab3f440ebc54867f0e

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.