The Passage

Recording by Martin Herzberg.

Recording identifiers

ISRC
DEZC62216481
CopyrightID (CopyrightChains transaction hash)
0xb42eb47031c5b3e3a13c4269702e6de46acae045e5aa498cf18fed680142eb2c
Copyright registration time
2026-06-09T14:42:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:dcb1bd4074b1dc30e5ad70e684a72e8045798da247194a39dce1382c05096595

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.