Indonesia (Sumatra-Medan)

Recording by Bedjo Mankekar.

Recording identifiers

ISRC
US74R0580316
CopyrightID (CopyrightChains transaction hash)
0xd6cb5b804436c11396dea13053fcf493e522f5beb3cfb97c0be83fb6b9175fce
Copyright registration time
2026-07-30T09:22:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T09:57:33Z
Bitcoin block
960240
Canonical record hash
sha256:2f680fd7c58c48e338b23df95244de2099d2266170b3fcd42038fb4df5cf1639

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.