Böhmischer Marsch

Recording identifiers

ISRC

DEC549553240

CopyrightID (CopyrightChains transaction hash)

0x81729ead538c88f1af9c86a8a285eea2dd1f55b95a8250e51612ee35c74bf4ec

Copyright registration time

2026-07-30T03:30:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-30T04:47:22Z

Bitcoin block

960207

Canonical record hash

sha256:44614de5a2354928d4bd420c3dbdd78b08c2671dc05716bda9673dfcac8792e2

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.