OT-2026-000031194
Publication integrity record
Foam pad vacuum gripper, common isolation valve, three stage ejector, pulsed blow-off 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-2026-000031194) never changes.
Identity and time
| Publication number | OT-2026-000031194 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-7d3d-a17e-1a717e78a384 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031194 |
| Status | PUBLIC |
Content hashes
| Canonical text | dbf22924b448777b7463a30b467ad92bf31aa99239f25d83064ac90baa52696c |
|---|---|
| Markdown | d0d08873783ff4ec0ea9cfc6b47d4bbb14bb8a12f7a4e767ad82d05f93e915dc |
| Publication page | bda49fc14246fb42f26746ef9be370a651041c9c7d38e5c124f7e3bc55304cc8 |
| Manifest | ee15d331427e5a6b905a573b6e8dabbede6b575aef989e3892208bc88ac1f3dd |
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 | 6q3kjZIVf1iWl3yjeQjDMhnioZ0tayYDuUrE3sJsf+FHrBGx1DBwmOMMyGOlh/Qd8X9DCFlFEmevwdsIQ6wUDg== |
| 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
| 2026-09-17T11:35:45.302573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031194observed bda49fc14246fb42f26746ef9be370a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:45.284810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031194/manifest.jsonobserved ee15d331427e5a6b905a573b6e8dabbe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:45.268127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031194/publication.mdobserved d0d08873783ff4ec0ea9cfc6b47d4bbb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:45.249875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031194/publication.txtobserved dbf22924b448777b7463a30b467ad92b...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. |
|---|