OT-2026-000004018
Publication integrity record
Porous face vacuum gripper, per zone isolation, two outlet manifold, plant vacuum fed
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-2026-000004018) never changes.
Identity and time
| Publication number | OT-2026-000004018 · never reused |
|---|---|
| Internal UUID | 01a0a90c-d187-7cb8-b0d8-b2b8cb726340 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:09:44.714013Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004018 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5842a65b8a5a3a5191c789d64a491c9ece5183fd11576562fb41c09a4f540333 |
|---|---|
| Markdown | 99de9e20637a1a83d757a53de8f4de4083e26f811973457f694379b62d2f6f83 |
| Publication page | 182f4b62ac1a40f6426dba637b516194e782b847feb011121a7e4a019b7255b0 |
| Manifest | 27434c14a5740ec38f328c030601fa3418622968d6769e68ea8a645b137fcfc1 |
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 | USDvFUY+N0smnMdc9NhP2LrRXqBGJsDPxwrDh5hVhCSc24eHLccWhQOwRaPUI5ZTdi5P7Ackzxn5t6O02YQxBw== |
| 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
| 2026-09-16T07:10:05.968757Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004018observed 182f4b62ac1a40f6426dba637b516194...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:05.952944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004018/manifest.jsonobserved 27434c14a5740ec38f328c030601fa34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:05.937877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004018/publication.mdobserved 99de9e20637a1a83d757a53de8f4de40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:05.924127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004018/publication.txtobserved 5842a65b8a5a3a5191c789d64a491c9e...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. |
|---|