Echelon

Recording by David Chappell.

Recording identifiers

ISRC
QZHN92136192
CopyrightID (CopyrightChains transaction hash)
0xbdd04675eb8fafc04e2a539a6cb9b2371822b0bb3ca8344e934acf41a0f13e9b
Copyright registration time
2026-06-07T15:50:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:d7b2911d2bb44ba0a50f4d83e3d0c7e90b79d80ac708bddca09db2e41e5555d8

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.