Time & Place

Recording by Marco Polo.

Recording identifiers

ISRC
USGVJ0700809
CopyrightID (CopyrightChains transaction hash)
0x4cd98f2dddfe3e8f6dfaaee415bf1014fd6efcc5e81a070e05200d34ca3209a0
Copyright registration time
2026-06-27T00:44:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:a8ae0a7c3983bdb1293c38620bd7e0eb03f0cf1d6238b63e974e1291457ce3b7

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.