OT-2026-000013724
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000013724) never changes.
Identity and time
| Publication number | OT-2026-000013724 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de8-74ac-acc0-a2a895313bc9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013724 |
| Status | PUBLIC |
Content hashes
| Canonical text | d972d10d19b94e358d18eb9b4cf2932507f2c519186accd27eb6c1bc9e1a69f9 |
|---|---|
| Markdown | 1c9750bb8605b12e7fd9162271165cc301b02e8e8c808e3ce86a958aad003151 |
| Publication page | be5183896de636c9e967a952c295b212d968540f1be29320060dca164340dbda |
| Manifest | bc1fdcfce438ba563ed9fd6501f5660eb3447687c1e05fe9bad713da389d2daa |
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 | 9sywcyQWNCQpXtWT8F53Eskn+LlVqW7hLDAuF6PggUoPvG1OvLkPkAuL3J8n0KUCa1fLJ5GoFehv7SkbO1UGCg== |
| 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
| 2026-09-17T12:08:41.305570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013724observed be5183896de636c9e967a952c295b212...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:41.285774Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013724/manifest.jsonobserved bc1fdcfce438ba563ed9fd6501f5660e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:41.266136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013724/publication.mdobserved 1c9750bb8605b12e7fd9162271165cc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:41.247164Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013724/publication.txtobserved d972d10d19b94e358d18eb9b4cf29325...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. |
|---|