ISRC DEN960000684
Verified recording
DEN960000684 is “Introduction And Polonaise, Op. 3: Introduction - Lento - Excerpt / Live At Concert Hall, Kyoto / 2000” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x91e9b850dd771c7536e682888fd5679a705d0eb0e94eca194935dc12a55e4458 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960000684.
Recording identifiers
- ISRC
- DEN960000684
- Title
- Introduction And Polonaise, Op. 3: Introduction - Lento - Excerpt / Live At Concert Hall, Kyoto / 2000
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x91e9b850dd771c7536e682888fd5679a705d0eb0e94eca194935dc12a55e4458
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:9e436bf2e0c633161307b538e6ac1c562c894d879f248c20bfb16743e9417781- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960000684
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Introduction And Polonaise, Op. 3: Introduction - Lento - Excerpt / Live At Concert Hall, Kyoto / 2000 · Machine-readable JSON-LD