OT-2026-000011187
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, three stage ejector, vented 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-2026-000011187) never changes.
Identity and time
| Publication number | OT-2026-000011187 · never reused |
|---|---|
| Internal UUID | 01a0ae6c-540f-7fa2-b088-f5e208cd2ff4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:12:10.156048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011187 |
| Status | PUBLIC |
Content hashes
| Canonical text | f9579c0b3f3b93e8840d6e1142d142374cbe72c192c8b198673e881d05989305 |
|---|---|
| Markdown | 03917d5c0edad29ba0a56bbe437c02b39cf76bae08c58dff4eba33f3bf68dc23 |
| Publication page | b022c3084233e0b2b7c7c92cd8fd52dc8349016e9dd8a1745e469f4bc3a69989 |
| Manifest | b3c01390f09ebce14fa08ee9502ce5627f2fd43830cf70ac4a50f01a2ae00d35 |
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 | H5233Sqh3+iQ7DYaBX5L7xRhske1MgnwbU4XMJCJbmF1Jx9dbW3qxUU9/Aj0Pll1/Z9aZfZqToz3nPSopFakCA== |
| 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
| 2026-10-06T04:41:34.963669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011187observed b022c3084233e0b2b7c7c92cd8fd52dc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-06T04:41:34.907056Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011187/manifest.jsonobserved b3c01390f09ebce14fa08ee9502ce562...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T04:41:34.846980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011187/publication.mdobserved 03917d5c0edad29ba0a56bbe437c02b3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T04:41:34.790469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011187/publication.txtobserved f9579c0b3f3b93e8840d6e1142d14237...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T00:42:02.415933Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011187observed b022c3084233e0b2b7c7c92cd8fd52dc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T00:42:02.340555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011187/manifest.jsonobserved b3c01390f09ebce14fa08ee9502ce562...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T00:42:02.023475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011187/publication.mdobserved 03917d5c0edad29ba0a56bbe437c02b3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T00:42:01.951408Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011187/publication.txtobserved f9579c0b3f3b93e8840d6e1142d14237...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|