Hero

Recording by Robert J. Kral.

Recording identifiers

ISRC
USFM90500026
CopyrightID (CopyrightChains transaction hash)
0xd33b5e172de81ba812cda89066d66f35c695205756c4d3c1fff5a6f9388e2d98
Copyright registration time
2026-07-30T09:04:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T09:37:10Z
Bitcoin block
960236
Canonical record hash
sha256:54274b0c984aa82fd7b05dccceabb75dee85a3aef7b3bdd287492a6ce67807d6

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.