OT-2026-000028630
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down
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-2026-000028630) never changes.
Identity and time
| Publication number | OT-2026-000028630 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7471-a8f6-3242d217cf6b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028630 |
| Status | PUBLIC |
Content hashes
| Canonical text | 11bd519d4f455601638b38dbfd942b0cdbcf8b7e654d1ab0e41011ae876e39fc |
|---|---|
| Markdown | 3e823ceee8a3937554a60de747956216002d5f71fc6e772d3fad81d7e964af8c |
| Publication page | 943ea6f14f45420b558d831e429f03dc7ca4b3397ef9bfb2aae36258f54641d3 |
| Manifest | d99ec7f638d71350456106da6d7b7f91789df244f6b6f77d827ac7641a1498a8 |
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 | GYfKlurzqLiHVwoPLTE1TtFpiI7r3grqALRUngOgkvxbUUSNgDlF09X3i/TUPbywjlRDzJsZ4mBkjMW73jGoDA== |
| 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
| 2026-09-17T11:41:29.896630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028630observed 943ea6f14f45420b558d831e429f03dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:29.878995Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028630/manifest.jsonobserved d99ec7f638d71350456106da6d7b7f91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:29.860557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028630/publication.mdobserved 3e823ceee8a3937554a60de747956216...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:29.843045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028630/publication.txtobserved 11bd519d4f455601638b38dbfd942b0c...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. |
|---|