Polaris

Recording by Hiromi.

Recording identifiers

ISRC
USTE12302959
CopyrightID (CopyrightChains transaction hash)
0x3cabaf03b758aa688ab6f81677b251d07f06963d5ebd4892dbe3fed47fe10a27
Copyright registration time
2026-06-08T19:17:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:f893d2c8c52d336e439659429b445a7b477078567e4bfb6ea8c2f03dca3da83c

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.