Nur du

Recording by Naseeb.

Recording identifiers

ISRC
CH7812216023
CopyrightID (CopyrightChains transaction hash)
0x5f27f82a91a7a5dd8e8fa60a814a4c48d7c1fb89d40c7585f770c2e7b6878d2c
Copyright registration time
2026-06-06T13:27:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:549c9b26b227c6a08958b6a29daa1f7dd7b05124ad6b208c95e5acc20778efb8

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.