Christopher Columbus

Recording by A1.

Recording identifiers

ISRC
NOHEK1210040
CopyrightID (CopyrightChains transaction hash)
0x805c68365b95dfa5bf9c3bc85238080bb8e7829ed14a7e314af380a53db90b1f
Copyright registration time
2026-06-11T11:23:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:f73fb067f375a73697bec6f733bcea1f9eb877d7d5929733558a0dc6c585f156

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.