ISRC DEF055930002
Verified recording
DEF055930002 is “Requiem, Op. 89, B. 165, Pt. 1: II. Graduale” by Antonín Dvořák,
registered on the CopyrightChains blockchain with CopyrightID
0x287d5832a32b5c9b05f24a5c247a8bddf96d570fee1e669d27ceef4bfc721f6d and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055930002.
Recording identifiers
- ISRC
- DEF055930002
- Title
- Requiem, Op. 89, B. 165, Pt. 1: II. Graduale
- Artist
- Antonín Dvořák
- CopyrightID (CopyrightChains transaction hash)
0x287d5832a32b5c9b05f24a5c247a8bddf96d570fee1e669d27ceef4bfc721f6d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:24bd2586d605b50eac3008e6cdfaf729d2c8cbd55b6c7d9e41cdbfe8ac354544- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055930002
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Requiem, Op. 89, B. 165, Pt. 1: II. Graduale · Machine-readable JSON-LD