Federn

Recording by Christoph Berg.

Recording identifiers

ISRC
JPB641700088
CopyrightID (CopyrightChains transaction hash)
0x2dba0e08f9eb4bf1930e5870bc3b4055e1ae3da797d3376c9b5d37907adf4a0e
Copyright registration time
2026-06-24T21:52:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:34:59Z
Bitcoin block
956349
Canonical record hash
sha256:748e9318366da0c5a0f240aa2636bed99be53e953b07313738d0f3865b58e80f

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.