A Dark Knight

Recording by Hans Zimmer.

Recording identifiers

ISRC
USWB10803346
CopyrightID (CopyrightChains transaction hash)
0xceb6e361a423b48c1ffb5967d3c5146953f1bf4b564bc9ff8ecf6b7bec05b85c
Copyright registration time
2026-06-04T06:48:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:f119bf67a280bf373231a85f3e06c3ddf4331ae1963e103e97002bffff2c484f

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.