Glass: Company, Movement IV

Recording by Kronos Quartet.

Recording identifiers

ISRC
USNO18611110
CopyrightID (CopyrightChains transaction hash)
0x1e472738bbeef44dfe62093f62b37021d937d2fe09287af684306c488b9a3bd7
Copyright registration time
2026-07-07T23:38:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:9b41f653fb3c2302eb66d104f50d751ec76dc39d465d0baea38ddbdd38d8661e

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.