OT-2026-000003619
Publication integrity record
Porous face vacuum gripper, two zone face, three outlet manifold, pump 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-2026-000003619) never changes.
Identity and time
| Publication number | OT-2026-000003619 · never reused |
|---|---|
| Internal UUID | 01a0a90a-8d5e-7e82-9c4e-40b06897adeb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:16.192664Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003619 |
| Status | PUBLIC |
Content hashes
| Canonical text | acfe865e142029b6b6e7089247ab91ff8557ee3f043d59b5bc815ed521393e33 |
|---|---|
| Markdown | 331f03307c14b225f88c8d612f188c9235a50fa0a822551c8acac5bcc3c1a19a |
| Publication page | 513f0fe25e93a0c72a8121fb14408b31d701812b04d8c16688ed680ebfb3b1ad |
| Manifest | 842f423f2d2f64d4ac68d207fe6225ed1aba1661036a1200a994417f331db1f2 |
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 | EOREcrBuSn4J1xWIzg++M2pSury8OJMaF/jF6xe/xilJYOvK6jNyATyAUYaBhfM56/W1Stnh/tBn9mPHHmusDw== |
| 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
| 2026-09-16T08:30:37.447792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003619observed 513f0fe25e93a0c72a8121fb14408b31...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:37.432203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003619/manifest.jsonobserved 842f423f2d2f64d4ac68d207fe6225ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:37.416108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003619/publication.mdobserved 331f03307c14b225f88c8d612f188c92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:37.400112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003619/publication.txtobserved acfe865e142029b6b6e7089247ab91ff...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. |
|---|