Ecstasy

Recording by Kronos Quartet.

Recording identifiers

ISRC
USNO10049011
CopyrightID (CopyrightChains transaction hash)
0xcba3f2f5ba88ad76b94b8fd4fe0e744d42b30c62a93f27decbef3ee0a02f1210
Copyright registration time
2026-07-06T19:28:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:5aa497045b9abaad4c6b7bf56ab85185049433627455b97d011a97ebf0654e43

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.