ISRC JPCO01636440
Verified recording
JPCO01636440 is “ピアノ協奏曲第2番ハ短調 作品18 I. Moderato” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0xc21af7db2904c4ae17b8bada12a865fd92990185a0a62eaa2350eeec287cfd72 and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPCO01636440.
Recording identifiers
- ISRC
- JPCO01636440
- Title
- ピアノ協奏曲第2番ハ短調 作品18 I. Moderato
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0xc21af7db2904c4ae17b8bada12a865fd92990185a0a62eaa2350eeec287cfd72
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:537b661c4426424936d78549d44a100f593c7ad90d18eb428077c7d1a5e065f9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPCO01636440
- Bitcoin block existence check
- https://blockstream.info/api/block/953515
Full record
Track page: ピアノ協奏曲第2番ハ短調 作品18 I. Moderato · Machine-readable JSON-LD