ISRC DEF059303872
Verified recording
DEF059303872 is “Piano Concerto No. 1 in D-Flat Major, Op. 10: II. Andante assai” by Sergei Prokofiev,
registered on the CopyrightChains blockchain with CopyrightID
0x15789daaf6c3912048c8b2753784874f2a0d8ca22c995f9d67a9e7d1f2876072 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059303872.
Recording identifiers
- ISRC
- DEF059303872
- Title
- Piano Concerto No. 1 in D-Flat Major, Op. 10: II. Andante assai
- Artist
- Sergei Prokofiev
- CopyrightID (CopyrightChains transaction hash)
0x15789daaf6c3912048c8b2753784874f2a0d8ca22c995f9d67a9e7d1f2876072
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:7d34f642a8b6e1711171b432e52aba6aacc2c2a874ee4cb2b11d7bd58e675f42- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059303872
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Piano Concerto No. 1 in D-Flat Major, Op. 10: II. Andante assai · Machine-readable JSON-LD