Responso

Recording by Kronos Quartet.

Recording identifiers

ISRC
USNO10049008
CopyrightID (CopyrightChains transaction hash)
0xb48e88bd2487373d72c9f62979723a475ec18c186814a601ba926cfabf8cc738
Copyright registration time
2026-07-07T17:02:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:739f4bc4c07f2074cc1b92d2d62186b29b261c412dd807dbcbd56411a5d6d493

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.