Back It Up

Recording by Martin Buttrich.

Recording identifiers

ISRC
DEHE41000006
CopyrightID (CopyrightChains transaction hash)
0x66519568b104f5b4dcf8191ab38ccb6edd54cecea9ec044d60d9396dd39749fe
Copyright registration time
2026-06-07T09:15:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:3c6e8f9fc4f3628b3203da1d146322fb8d1a48d1249136e65a28838f6038abf9

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.