OT-2026-000020709
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
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-2026-000020709) never changes.
Identity and time
| Publication number | OT-2026-000020709 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-70b2-bed2-e56e0ee06260 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020709 |
| Status | PUBLIC |
Content hashes
| Canonical text | b9836ab92b556065d38e7e096622924809a9e3d132d1522cfa9c178f34a3d6ea |
|---|---|
| Markdown | eb2471c455474f81e2150093cbbc3d67ec4687069a8696d2d188e43421d4001b |
| Publication page | a32717b4e0aa3c1721ae480c0672489a6a7af92c2ab5f0b0f11ded0694e8f5f6 |
| Manifest | 8c794fb37a144e1aefde2dbd6114da1735469516f376be45bfb90a48917c5fae |
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 | HzgGfFINM+J1hD9Xy+g/q3MQC/2ahETURR1HansZ/Q4MAze1/5N7TpmaYmZurENYq118oYTKS3kbqtrMqAYwAA== |
| 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
| 2026-09-17T11:55:45.632923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020709observed a32717b4e0aa3c1721ae480c0672489a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:45.615532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020709/manifest.jsonobserved 8c794fb37a144e1aefde2dbd6114da17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:45.594423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020709/publication.mdobserved eb2471c455474f81e2150093cbbc3d67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:45.576438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020709/publication.txtobserved b9836ab92b556065d38e7e0966229248...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. |
|---|