ISRC QM8K52400310
Verified recording
QM8K52400310 is “Koto Concerto No. 2 "Yuri-iro" - Live” by Dai Fujikura,
registered on the CopyrightChains blockchain with CopyrightID
0x35bbe4fa4d6697ad2c6df22d6fdeca512f30b222c8a20bd9b88d6d17a34d92a6 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM8K52400310.
Recording identifiers
- ISRC
- QM8K52400310
- Title
- Koto Concerto No. 2 "Yuri-iro" - Live
- Artist
- Dai Fujikura
- CopyrightID (CopyrightChains transaction hash)
0x35bbe4fa4d6697ad2c6df22d6fdeca512f30b222c8a20bd9b88d6d17a34d92a6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:cfeed94d0c1aa6d713ffcaf57da4d3d632628aedd19f202b1ac24db3ae6e2652- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM8K52400310
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Koto Concerto No. 2 "Yuri-iro" - Live · Machine-readable JSON-LD