Märkische Heide, Märkischer Sand - Original

Recording by Schöneberger Sängerknaben.

Recording identifiers

ISRC
DEA659401466
CopyrightID (CopyrightChains transaction hash)
0x5192599e86f4b1509a0f4d8a46f063701907f1b52e8510789ca219d45dfb6b23
Copyright registration time
2026-06-19T17:20:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:62d8e7188e96c104cdb70dc0d7ec288222c48df071b928889d5b090368bfff5d

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.