f-m/byeK’s-ymbook

Recording by Sawano Hiroyuki.

Recording identifiers

ISRC
JPE301601188
CopyrightID (CopyrightChains transaction hash)
0x6876b1be96d974180cdba92c64a7eba1897f7d16828f1e8946153781ee7b7122
Copyright registration time
2026-07-30T08:04:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T08:30:10Z
Bitcoin block
960229
Canonical record hash
sha256:3a849671549f22ca239de34503f232590fc0fc20130c7ef310f9139ad913b5b5

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.