Matsangen

Recording by Sindre Hotvedt.

Recording identifiers

ISRC
NOHMA2127030
CopyrightID (CopyrightChains transaction hash)
0xf50fef2b4fe0718d12889e63e1cf0a6bbe6e7166b8b474b525e1a83e26392bae
Copyright registration time
2026-07-29T10:11:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T11:07:37Z
Bitcoin block
960095
Canonical record hash
sha256:1389393ab192c04819b5d536150918b2c788b782403d62b0999ab6c0e978d118

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.