Two-Step

Recording by The Polish Ambassador.

Recording identifiers

ISRC
QZC5T2000112
CopyrightID (CopyrightChains transaction hash)
0x23bbb98ab0af18e26183ae87f6bd70baf24fc3c9b0e917ada9ec2511fcd39285
Copyright registration time
2026-06-19T14:02:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:8ede72e9d44b6813b534b49510b79bd0313a2d1a4b3c86c7b3e9923ae4f5b1cc

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.