Long & Winding Road

Recording by Marco Polo.

Recording identifiers

ISRC
US92U1307009
CopyrightID (CopyrightChains transaction hash)
0x5f1a7198c4b027f1d8e2be51a8d723f8a3b252e77076f3d64bc727c31ef11c16
Copyright registration time
2026-07-30T14:00:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T14:36:16Z
Bitcoin block
960264
Canonical record hash
sha256:5c922054667ebde60273442b03bf6f20925b4cc2dbad2aac1b7a50f5401c2a20

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.