Broken Sky - Instrumental

Recording by 富田美憂.

Recording identifiers

ISRC
JPCO02017098
CopyrightID (CopyrightChains transaction hash)
0xbbfff866d2b3c6f21d77598c10414ee78bd940ddb7c6a6a0d8b1049f627bcc03
Copyright registration time
2026-07-30T17:23:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T17:41:38Z
Bitcoin block
960288
Canonical record hash
sha256:39f2ba2cef02eaa0c469ce1d1fadeb4f48a34a2b2978bbcf59b88d32c3dfdff8

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.