Frustration

Recording by 彩音.

Recording identifiers

ISRC
JPK632004802
CopyrightID (CopyrightChains transaction hash)
0xa5ec83a59d16be5296c44a6076907e3f8c9526b2da00d1878902f809523e8dbf
Copyright registration time
2026-06-20T23:31:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:34:59Z
Bitcoin block
956349
Canonical record hash
sha256:2f46db2fea4b3a438bfc4e6fc34f66666e9bb027333ed744ea2c27d0be545e3e

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.