De Leven (Extended)

Recording by Sef.

Recording identifiers

ISRC
NLG661100306
CopyrightID (CopyrightChains transaction hash)
0x09c5ea374b44769b1a54845206f7e4e03c817c1b932cb2c0b05117031cd73594
Copyright registration time
2026-06-22T07:18:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:564e038a01fa2107261dabe27ab8ddd38a9cbd4f4b8aec4d54eeac73a43a132a

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.