How Deep Is The Ocean

Recording by Bill Evans.

Recording identifiers

ISRC
USC4R2003666
CopyrightID (CopyrightChains transaction hash)
0x98087243c02eb60d6f7396ab35315698659c1457f24620831cb4c99ab317cc1e
Copyright registration time
2026-06-09T16:51:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:281e62543114cec641986d61770e5c2af9735a0f2f99a6aadb957ae1e02ea796

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.