OT-2026-000019303
Publication integrity record
Foam pad vacuum gripper, two zone face, three stage ejector, 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-2026-000019303) never changes.
Identity and time
| Publication number | OT-2026-000019303 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-7682-a9ba-62f48a73676b · 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-2026-000019303 |
| Status | PUBLIC |
Content hashes
| Canonical text | f252ee6de8de1c2725dfc603fbd84a243b074b16ee193f2f5c91c499e0630c6f |
|---|---|
| Markdown | 1a1d4045eb90f6b3098892e5d5f377f8bd66b826d6e3508c81d201621336f5c1 |
| Publication page | 358d7df2048f3d9a2b18f278bd149adbb3492b430a26e8c99e9bf9b6003d6848 |
| Manifest | 8c64de4943e01426614e78eb9cd1b501f5c09c8e1f3596b68ecae098c37f543b |
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 | WBP9560PXCJI5HjITLPJYRLqICuYU2MLItPlQXOzVHOtOxGl9RgED0ylBuZ3eLa/ddC3+UKbIMzRgUqMBquFDg== |
| 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
| 2026-09-17T11:58:39.714724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019303observed 358d7df2048f3d9a2b18f278bd149adb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:39.693684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019303/manifest.jsonobserved 8c64de4943e01426614e78eb9cd1b501...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:39.675857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019303/publication.mdobserved 1a1d4045eb90f6b3098892e5d5f377f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:39.657784Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019303/publication.txtobserved f252ee6de8de1c2725dfc603fbd84a24...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. |
|---|