ISRC JPP592353976
Verified recording
JPP592353976 is “48 Songs for Piano: No. 23, Song of Poland” by Hikaru Hayashi,
registered on the CopyrightChains blockchain with CopyrightID
0xc9dcfa2cddab3f112ad626000ab6166f3a3cc6de3d9d5d8e9e20dcf373ebe343 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPP592353976.
Recording identifiers
- ISRC
- JPP592353976
- Title
- 48 Songs for Piano: No. 23, Song of Poland
- Artist
- Hikaru Hayashi
- CopyrightID (CopyrightChains transaction hash)
0xc9dcfa2cddab3f112ad626000ab6166f3a3cc6de3d9d5d8e9e20dcf373ebe343
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:22da7b849368edbce21b78c4c69025a2085a3f3abf7b302c889159f42348fe31- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPP592353976
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: 48 Songs for Piano: No. 23, Song of Poland · Machine-readable JSON-LD