ISRC DEN961900642
Verified recording
DEN961900642 is “Symphony No. 21, Op. 152 „Kaddish“: II. Allegro molto” by Mieczysław Weinberg,
registered on the CopyrightChains blockchain with CopyrightID
0xf43bfa9a5aded92a6c7babb33f77dafaf658776d6351bb7cdb01337b02796aae 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/DEN961900642.
Recording identifiers
- ISRC
- DEN961900642
- Title
- Symphony No. 21, Op. 152 „Kaddish“: II. Allegro molto
- Artist
- Mieczysław Weinberg
- CopyrightID (CopyrightChains transaction hash)
0xf43bfa9a5aded92a6c7babb33f77dafaf658776d6351bb7cdb01337b02796aae
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:57353e9b5ac2afa0bd9f7ac2278a2c461eccc161438d0e9ccf837bd6c615b9e2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961900642
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Symphony No. 21, Op. 152 „Kaddish“: II. Allegro molto · Machine-readable JSON-LD