The Return to Voyaging

Recording by Mark Mancina.

Recording identifiers

ISRC
USWD11677915
CopyrightID (CopyrightChains transaction hash)
0xa59a0d0db7fd5be9e4fc7859faa06d25da4d5c0b32ef14bfba557b7e01b08740
Copyright registration time
2026-06-05T11:59:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:07:00Z
Bitcoin block
957061
Canonical record hash
sha256:a99fabf04535bdcfb76f8531978ab3de9b7050b972dea5876b013644d12058aa

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.