Batman & Robin

Recording by Cazzi Opeia.

Recording identifiers

ISRC
SEVGT1702001
CopyrightID (CopyrightChains transaction hash)
0xdf3be4f274dab114e13f16e0bf8cf567005d6b20384bed25a9e5f33cb942c788
Copyright registration time
2026-06-20T09:01:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:db32f84d88be227831b9a0157c9463657e55d665aaf91bb209b6a16b410175e2

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.