OT-2026-000020346
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000020346) never changes.
Identity and time
| Publication number | OT-2026-000020346 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7564-9e1d-8e7fe679e2b4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020346 |
| Status | PUBLIC |
Content hashes
| Canonical text | da814928fb1f7af210c5aacb5b4688189c0889882326e52b8ffdd4ca7b32af98 |
|---|---|
| Markdown | 00570dadf9440848b7612fdd804dacc14b277c0fcd6ca35ac898dc57868ed2c7 |
| Publication page | 47d7152a2b9c7a6e82a2433133f4ca55be9bb30980606e51a243dce651fd19cb |
| Manifest | dd6c56138c481bb44fb9f9035be025724412a186f006c06b1aeef15ab3ba6ad6 |
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 | BxXmTpYvDOg4qEKAOVrpNcMGBYwrjl/EydAGnbxNKd0ria/Mql4FhvHCxuFjZrtJjcZguBHPewaXcWxbUweyBg== |
| 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
| 2026-09-17T12:00:07.884920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020346observed 47d7152a2b9c7a6e82a2433133f4ca55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:07.854059Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020346/manifest.jsonobserved dd6c56138c481bb44fb9f9035be02572...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:07.830593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020346/publication.mdobserved 00570dadf9440848b7612fdd804dacc1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:07.804745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020346/publication.txtobserved da814928fb1f7af210c5aacb5b468818...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.209574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020346observed 47d7152a2b9c7a6e82a2433133f4ca55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.190336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020346/manifest.jsonobserved dd6c56138c481bb44fb9f9035be02572...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.169102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020346/publication.mdobserved 00570dadf9440848b7612fdd804dacc1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.150945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020346/publication.txtobserved da814928fb1f7af210c5aacb5b468818...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. |
|---|