No Courtesy

Recording by Hardo.

Recording identifiers

ISRC
QZEG41801790
CopyrightID (CopyrightChains transaction hash)
0xe9a3176d616cc0c69b556a4aa6f4eb38bcf82164ce5c204f8999682b43e2d98a
Copyright registration time
2026-07-07T09:11:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:9f9007affc0944de507d3af0a6ab1f77b9b699187e8b9d5cf002cd759d678974

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.