OT-2026-000019258
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump 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-2026-000019258) never changes.
Identity and time
| Publication number | OT-2026-000019258 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-7e90-9f9c-d263ee69e579 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019258 |
| Status | PUBLIC |
Content hashes
| Canonical text | e39946ebda913e61d1f78b5ae36bf15234993f8514205c0944be4cc53bbcd019 |
|---|---|
| Markdown | c6c97b9964ab0823e56f04c814a48c0fd43127f1605417ecd56003c2cbcb973f |
| Publication page | da5aa750740f0188166db68511fe3fbdae20ba757dd7159163d2695b49f0d86c |
| Manifest | 098944f91a19813c09938bf50a8015541a2b72ea4cdaaf78c5e304d98f8f326b |
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 | Q2Cit0Cd3OLRU3Ypr2gX80NIMWXFmEBIc8UvVnGO/juQ9ULBVorSCd5B5b1ptm74VW7y7M+AIcmq1RaW18wEDA== |
| 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
| 2026-09-17T11:58:36.139006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019258observed da5aa750740f0188166db68511fe3fbd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:36.121862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019258/manifest.jsonobserved 098944f91a19813c09938bf50a801554...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:36.104990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019258/publication.mdobserved c6c97b9964ab0823e56f04c814a48c0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:36.087855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019258/publication.txtobserved e39946ebda913e61d1f78b5ae36bf152...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. |
|---|