a class

Recording by Cal1sto.

Recording identifiers

ISRC
QZMEP2292988
CopyrightID (CopyrightChains transaction hash)
0x82e68988ca45bf876701d9ce3728cb59b14e2c007dcc05f1840614af05cdc163
Copyright registration time
2026-07-06T09:23:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:50:41Z
Bitcoin block
957052
Canonical record hash
sha256:248b2ae218f872312806740a46e3ff972b349505e7b21f64531bdf8b5da40d2f

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.