Burgfrey

Recording by Fabian Sprungk.

Recording identifiers

ISRC
DE1A12167640
CopyrightID (CopyrightChains transaction hash)
0xe05ac6596495b7b02d0561814957bd9f87c94012830eccc96a64cfb195eb8d2d
Copyright registration time
2026-07-07T17:41:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:be85611ff70cd9884112c76e2e96171d61792db3c31584e5878b7ed5a5fa4962

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.