Nora's Tune

Recording by Mark Kroos.

Recording identifiers

ISRC
QZFZ72324293
CopyrightID (CopyrightChains transaction hash)
0xd28b3e4a72dbf291fc4dfcb8fc4610e580c5cb77744196d1904633e66306e57e
Copyright registration time
2026-06-22T12:42:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:808cd72dc917c1a219610d621ca30b0c0d1fd7a790c7445356a96da1e8f8b645

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.