ISRC DEF055930003
Verified recording
DEF055930003 is “Requiem, Op. 89, B. 165, Pt. 1: III. Dies irae” by Antonín Dvořák,
registered on the CopyrightChains blockchain with CopyrightID
0xb4a3e460ea487ef732f43371407105432a9cd2984dc5f0bf143ad490fd3b163d and independently timestamped
in Bitcoin block 960266 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055930003.
Recording identifiers
- ISRC
- DEF055930003
- Title
- Requiem, Op. 89, B. 165, Pt. 1: III. Dies irae
- Artist
- Antonín Dvořák
- CopyrightID (CopyrightChains transaction hash)
0xb4a3e460ea487ef732f43371407105432a9cd2984dc5f0bf143ad490fd3b163d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:44:50+00:00
- Bitcoin block
- 960266
- Canonical record hash
sha256:e11adf4bfa8e3a4d6e79e17e9733783f672c98cc49a4dd42cf477c0c502bd558- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055930003
- Bitcoin block existence check
- https://blockstream.info/api/block/960266
Full record
Track page: Requiem, Op. 89, B. 165, Pt. 1: III. Dies irae · Machine-readable JSON-LD