OT-2026-000005843
Publication integrity record
Porous face vacuum gripper, two zone face, three stage ejector, contact triggered, open 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-2026-000005843) never changes.
Identity and time
| Publication number | OT-2026-000005843 · never reused |
|---|---|
| Internal UUID | 01a0a946-b6ec-7f6c-b8d4-25e16224ed34 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:12:58.990961Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005843 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9d4f149b3a2bcd3262d7c388815f5170dd07247327564e53839897e1c80a4139 |
|---|---|
| Markdown | 1411299e99b7d2b5f116b75bb35cf52d4f75200994f00ccbdd8e801c17c9342e |
| Publication page | 263578239fe7b58beefb8de5e896356abfcd95261964e1f03686981b0bd3571a |
| Manifest | 48978b71677123bf934ddb27a9233399aa3ace1d2d7516be4a668ef060504994 |
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 | h4rFoWjw5ijuKS8q01i5xCKkpzEgzQ0S2/XmBQuFR9pU+Wt6zONJ4Dg6zYVk79RzYU1xyftgQw28r4eRD090Cw== |
| 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
| 2026-09-16T08:20:26.416877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005843observed 263578239fe7b58beefb8de5e896356a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:26.403618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005843/manifest.jsonobserved 48978b71677123bf934ddb27a9233399...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:26.390122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005843/publication.mdobserved 1411299e99b7d2b5f116b75bb35cf52d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:26.375120Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005843/publication.txtobserved 9d4f149b3a2bcd3262d7c388815f5170...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. |
|---|