ISRC DEF058604022
Verified recording
DEF058604022 is “Symphony No. 1 in D Major, Op. 25 "Classical Symphony": II. Larghetto” by Sergei Prokofiev,
registered on the CopyrightChains blockchain with CopyrightID
0xe3c88c81c838bbb1e3267794b4b982baabc4e03b904388de351df5db7a8367f1 and independently timestamped
in Bitcoin block 960212 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058604022.
Recording identifiers
- ISRC
- DEF058604022
- Title
- Symphony No. 1 in D Major, Op. 25 "Classical Symphony": II. Larghetto
- Artist
- Sergei Prokofiev
- CopyrightID (CopyrightChains transaction hash)
0xe3c88c81c838bbb1e3267794b4b982baabc4e03b904388de351df5db7a8367f1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T05:43:45+00:00
- Bitcoin block
- 960212
- Canonical record hash
sha256:c26e6a07104b2c9ea8e7f063ab94305ebb9e3cb5b06a21228afd5d294ef19a18- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058604022
- Bitcoin block existence check
- https://blockstream.info/api/block/960212
Full record
Track page: Symphony No. 1 in D Major, Op. 25 "Classical Symphony": II. Larghetto · Machine-readable JSON-LD