OT-2026-000043346
Publication integrity record
Foam pad vacuum gripper, common isolation valve, pump fed, sustained blow-off after 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-2026-000043346) never changes.
Identity and time
| Publication number | OT-2026-000043346 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327e-7f44-9d6f-1a2fd1258ed6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043346 |
| Status | PUBLIC |
Content hashes
| Canonical text | e212a02ba0a73618a16257df6219eba741c13fde24fa9903d3106ff26d7c50d4 |
|---|---|
| Markdown | fb18294e9258c399a2dc0f75a9508f8c56fd57fa687d98fae6f02699dfbd4b6b |
| Publication page | 53a5f97064a632fe70b640e7d870773e6f0f895cbaf788564f90d41e2243efbb |
| Manifest | a775ac5146f54c3f364240ff523dd3ab963105e1976a00e1df48f56ba6d39b49 |
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 | mPBuosUjPtrLBiTD3LWCj25euudJa7nheUAsxY6WdfB3jRFrolPvgMHg7wRnSRqJUgj97hiRvfmAuOzXGZKjDA== |
| 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
| 2026-09-17T11:13:51.653082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043346observed 53a5f97064a632fe70b640e7d870773e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:51.634596Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043346/manifest.jsonobserved a775ac5146f54c3f364240ff523dd3ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:51.615542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043346/publication.mdobserved fb18294e9258c399a2dc0f75a9508f8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:51.596999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043346/publication.txtobserved e212a02ba0a73618a16257df6219eba7...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. |
|---|