Przystanek

Recording by Karwan.

Recording identifiers

ISRC
PLUM72100073
CopyrightID (CopyrightChains transaction hash)
0x21c49a3f187b7bd710e4a215ee0efecaf8e87c0294b2877466b966b06c5dfad2
Copyright registration time
2026-07-29T21:40:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T21:51:49Z
Bitcoin block
960150
Canonical record hash
sha256:1142fe3cfe3e13338b9d5091d04e744160c562d838dffcaaa95fd6eac08d6c16

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.