OT-2026-000004515
Publication integrity record
Porous face vacuum gripper, four outlet manifold, three stage ejector, pressure verified, contact triggered
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-2026-000004515) never changes.
Identity and time
| Publication number | OT-2026-000004515 · never reused |
|---|---|
| Internal UUID | 01a0a91a-8b3b-7ff6-b29a-a17d4e7fbe55 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:24:44.221793Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004515 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5cea4f03a271f4efed13d605109aa66ada7cb5459ee438dfa5d8faea8dd24d23 |
|---|---|
| Markdown | 9c7308715bd0d92d0eb6fecba57361adb6492c6d3d9ef03e9024c4661c27f276 |
| Publication page | 132a960961b220913a9fa4c5bab7264694612f8bb6c97dc428386a5124ce4de3 |
| Manifest | b0b5966dcbaadefb33a4d0ea6faf2fb63db307098069184d02be83087570a98a |
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 | sePPBAytBn0mRVyxmyPmuaBBqm6xk2l0ghsAvXRQ08gJ52HE7ZLytk+xZGPYcvJOt9cDPyWvsHTkeao8aUOuBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:19.443012Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004515observed 132a960961b220913a9fa4c5bab72646...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:19.430072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004515/manifest.jsonobserved b0b5966dcbaadefb33a4d0ea6faf2fb6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:19.417575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004515/publication.mdobserved 9c7308715bd0d92d0eb6fecba57361ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:19.405462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004515/publication.txtobserved 5cea4f03a271f4efed13d605109aa66a...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. |
|---|