Hypnagogia

Recording by Jon Cossack.

Recording identifiers

ISRC
SE4RG2157404
CopyrightID (CopyrightChains transaction hash)
0xea4015bdea2bbf9bbeb9df2ada9d18356edf9fe42a5e8b9fbfe10028ab7db694
Copyright registration time
2026-07-07T19:39:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:63e24fff0651f3853be0ba5d94dbaa88d55f437688b53951b773c80cabd3099d

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.