Kolejny krok

Recording by Sydoz.

Recording identifiers

ISRC
PL88L2300001
CopyrightID (CopyrightChains transaction hash)
0x7a3ce87c21c8c018d7f5ee8e1d8268fc580a389918f22c8663c4d32fd4d9c1d7
Copyright registration time
2026-06-22T18:07:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f44c594cb76cb8f61e51e6c504607e7aaea5fa0455b27cb3f736b4feb3cae8e6

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.