Czarne perfumy

Recording by Ewa Błaszczyk.

Recording identifiers

ISRC
PLB171600018
CopyrightID (CopyrightChains transaction hash)
0x62278d3ea1261d26b475f6fc77af0a1464cbce835a85b3897cd0ae7b7f6e7c00
Copyright registration time
2026-06-19T00:41:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:5536c7c17fce6b229d15982e58c0597bc0a3db61d3de9291b7bd04b2c7919928

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.