Ultramarin

Recording by Lexx.

Recording identifiers

ISRC
CH6542363586
CopyrightID (CopyrightChains transaction hash)
0x37a50933462cd42c1821e378f2b6312fe77282974bae5471b20a1c2f183430a9
Copyright registration time
2026-07-07T04:39:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:e603349e1ad60e756020cd66d1a775b694e05c2b72ccda14aa67f5f0c265313b

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.