The Observer

Recording by Marius de Vries.

Recording identifiers

ISRC
USUG12103732
CopyrightID (CopyrightChains transaction hash)
0x30146ad2b4bab6bc97ab25cde792cd5532c8eed2a51745f09dab1f1150f5e78d
Copyright registration time
2026-06-18T04:53:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:1e1eb9a500e93ad97860ba9738f54c064d39d951b8c16ed96ed23ca711ba7e04

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.