OT-2026-000042840
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, pulsed blow-off after set-down
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000042840) never changes.
Identity and time
| Publication number | OT-2026-000042840 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d0-7fbd-9993-2e51b037150e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042840 |
| Status | PUBLIC |
Content hashes
| Canonical text | fa0312c93b8f3b27ce16bfd6efec985016b8dbe57b9dae5fbd978751f5a2c263 |
|---|---|
| Markdown | 53e2e341ef332229b2fa3876e4623c272a48a672b3118825dd5964096f75eac1 |
| Publication page | afbd563cfeab193dc76b06fdcb384efd2d8ec78643b3791a101789f842111d35 |
| Manifest | 6637e9a0980741355a17681904bb24f19633f5a41e65bc04711fa01061c58178 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | ZcoimSqb5GG17fPcl81PX9xHuD9nCXppvHL6N5VtUzLBKsrRAnHJyDE2hwFqcoJX8vLvB2hBL+LLzzgCtMkJCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:15:19.559879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042840observed afbd563cfeab193dc76b06fdcb384efd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:19.539209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042840/manifest.jsonobserved 6637e9a0980741355a17681904bb24f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:19.519666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042840/publication.mdobserved 53e2e341ef332229b2fa3876e4623c27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:19.498673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042840/publication.txtobserved fa0312c93b8f3b27ce16bfd6efec9850...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|