Twoje smutne "Ja"

Recording by Agnieszka Chylińska.

Recording identifiers

ISRC
PLA550300264
CopyrightID (CopyrightChains transaction hash)
0x7b1773eb894d6638ddc40c6bd64811c8bcb3b624e09354816fda1612d5c91e47
Copyright registration time
2026-06-21T13:21:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:481a682390eed22358dfaa4d4b122337fab2c5e8c9fa61c2e8b61f532ed153db

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.