Super Bowl I Cleveland

Recording by Johnny Madsen.

Recording identifiers

ISRC
DKBV71106410
CopyrightID (CopyrightChains transaction hash)
0x9e8b6e103dd2e62fa5f4192bee03cd87501a073a8e882fc14f8e55d143a33fc1
Copyright registration time
2026-07-07T00:58:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:bb69c2dead02bfb26428edffc98f93d64c8e5b6989c9b6911f9933191cb9fdaf

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.