Unbreakable

Recording by 悠木碧.

Recording identifiers

ISRC
JPCO01930890
CopyrightID (CopyrightChains transaction hash)
0x7c39b99fc027b559ac87ecc518e4dd06489825522b45a4521be90758f30f03f3
Copyright registration time
2026-07-07T18:27:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:60f95bcc7b0d2c37f7aae2070c63b9c374066cc6438a9687b4f0b8e879dfef2e

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.