Quiet and lovely background - Marimba Version

Recording by Classic Music for Study.

Recording identifiers

ISRC
DETL61410205
CopyrightID (CopyrightChains transaction hash)
0x061a839ab7252a6a3964b5a3a789ee447a870696d91d46698a133428c7dc5605
Copyright registration time
2026-07-07T09:43:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:49faeb97ae51a13c47f9db4a28d80d3c43fe566cd50fd45776a79995a4e5c326

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.