Den Eho Idea

Recording by Christos Mastoras.

Recording identifiers

ISRC
GRPA11900163
CopyrightID (CopyrightChains transaction hash)
0xf52415aa16e3b925806f420226d48bbb04f44aba1b3ad59e71ade6b3849f13ab
Copyright registration time
2026-06-04T07:25:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:c0bdc91f441f1d0eebe5a8f2317f340d4b0d1ca8c7dd129aeb518add2d39d643

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.