OT-2026-000005801
Publication integrity record
Porous face vacuum gripper, per zone isolation, pump fed, 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-2026-000005801) never changes.
Identity and time
| Publication number | OT-2026-000005801 · never reused |
|---|---|
| Internal UUID | 01a0a945-5326-7c80-a71e-8f84a46b2c59 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:11:27.913661Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005801 |
| Status | PUBLIC |
Content hashes
| Canonical text | 11495f6fedfea46e563a429cccbe095883b2fa8ba5d657b1c28e400f573a5ace |
|---|---|
| Markdown | 2ee696886db2a65b55bc91ceb041c9c3a365f4d9441066e5e0c396bd1673d78e |
| Publication page | 95c693d010c9a68fbea73e5dbf2a7ff632cc23371a6d892f8a992aaa979ef11d |
| Manifest | 61524e4348d77b905840e533efdefb2c17aab596c87d494f1c0bf673e2abfb09 |
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 | Ilp9XXQmxdgr35v38orTsf/sAl7kUU2KCnNiWjlqvfprZPCH2LiKcw6Mbb6JKrQUlCGeEtmiK0P0nb8HKV8BAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:31.425772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005801observed 95c693d010c9a68fbea73e5dbf2a7ff6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:31.411601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005801/manifest.jsonobserved 61524e4348d77b905840e533efdefb2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:31.398788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005801/publication.mdobserved 2ee696886db2a65b55bc91ceb041c9c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:31.383786Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005801/publication.txtobserved 11495f6fedfea46e563a429cccbe0958...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. |
|---|