OT-2026-000020893
Publication integrity record
Six cup vacuum gripper, six outlet manifold, plant vacuum 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-2026-000020893) never changes.
Identity and time
| Publication number | OT-2026-000020893 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-7de7-8d8b-303d4a48d75b · 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-2026-000020893 |
| Status | PUBLIC |
Content hashes
| Canonical text | fdee53166c67e28d36b75e3650eee021acb3ad45f229c62ec9e9476e935cdccb |
|---|---|
| Markdown | d122dd4f5123571f8ed8827d9a884b92169144aae749a1d2c7af478616194a5d |
| Publication page | 766b2535bd72638e7fb71c2977d56d2f1b4cea523f87e22d5d0b548fc9dc733c |
| Manifest | 125203148611e568da43eb2638884273ed65620a989e315317644d1cff81392e |
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 | OvAWJIUH1On0QT8ZtESLsOku9IPOouq1Do3qvpzDJqJoYkbb93+aEKcQMFjmsVDPdWZF/UTwQ0oH574YHyFQAg== |
| 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
| 2026-09-17T11:56:00.403062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020893observed 766b2535bd72638e7fb71c2977d56d2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:00.385697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020893/manifest.jsonobserved 125203148611e568da43eb2638884273...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:00.368023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020893/publication.mdobserved d122dd4f5123571f8ed8827d9a884b92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:00.348910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020893/publication.txtobserved fdee53166c67e28d36b75e3650eee021...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. |
|---|