och i ach

Recording by Sylwia Grzeszczak.

Recording identifiers

ISRC
PLA552400384
CopyrightID (CopyrightChains transaction hash)
0xb41139a31703e2d6cb604a042bafa3d1081bbb37da13f296426ac21ca5a6a416
Copyright registration time
2026-06-20T07:14:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:fed0a069e07cc2cd66a82c61c2d646069c35c5d0573df70d6ac1ccf03e4597e6

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.