Concentration Sonata

Recording by Classical Study Music.

Recording identifiers

ISRC
USJ3V2422374
CopyrightID (CopyrightChains transaction hash)
0x751a995cbdd4c7c42b964a6fa888d8cc8310300e9a5a59ee53059f089e518977
Copyright registration time
2026-07-07T01:09:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8e9088a83e369c55b2379c438ce4db908c2348a96b1e1d37c82bf6380eb5bbb1

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.