OT-2026-000006818
Publication integrity record
Porous face vacuum gripper, three outlet manifold, pump fed, pressure verified, closed cell
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-2026-000006818) never changes.
Identity and time
| Publication number | OT-2026-000006818 · never reused |
|---|---|
| Internal UUID | 01a0a968-6fa0-758c-aaa8-a5903f661073 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:49:48.962595Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006818 |
| Status | PUBLIC |
Content hashes
| Canonical text | b757fc0a84201c7daf54fe89d41fa552eaaa11600bb2fb193dd252cde97e152c |
|---|---|
| Markdown | 953a66881f552a14ec21a01f73ffbf4a374ed9bfc376dab6539f2c247091a2a2 |
| Publication page | b7fa48899f0c3cb04a6fd01a110c88167ad83b291892a4c2bbd7ed9655ef9433 |
| Manifest | 9fdc6871a7cf80e920ff1ebabc540ac3d394f2aa227ae204360cb1f45a9f4c72 |
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 | yPig6dZfZQ7/jsTUTwn5988X7pGl4BmMcDaUSAZncts8SUWThfkcPAlaGfdvriqq93aOJ9Y79xFsvn+0Os3ECQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T08:50:02.962218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006818observed b7fa48899f0c3cb04a6fd01a110c8816...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:02.949219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006818/manifest.jsonobserved 9fdc6871a7cf80e920ff1ebabc540ac3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:02.934363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006818/publication.mdobserved 953a66881f552a14ec21a01f73ffbf4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:02.920477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006818/publication.txtobserved b757fc0a84201c7daf54fe89d41fa552...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. |
|---|