OT-2026-000075347
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
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-2026-000075347) never changes.
Identity and time
| Publication number | OT-2026-000075347 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f201-74b3-b09b-631cc197538b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075347 |
| Status | PUBLIC |
Content hashes
| Canonical text | f2a1a9b3f57a5e9b12ab2f830af9c6f0e5852186570dd9eca5f990ea020de0b8 |
|---|---|
| Markdown | fd1e0ca7aaaf600f6bdef8166fbe1cc206c9b657b5369ea90293bb72bc26b077 |
| Publication page | 3197fa70a0871d464697b4f0f43e9798b80d32a88ada360076bbd1ecbe263451 |
| Manifest | 4b64910b234199a20e6617ba9928342f9b7274a9f4734e737b4d226fbf9b189c |
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 | rl1uaBOoP1nQlToXQla9ue9R2uyMyCf0r5UUNPWGUA6TwMXtoEXJvllM7BSOx0lu9sXJSQ7/ylPhH/LoXPBmCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:17:17.756337Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075347observed 3197fa70a0871d464697b4f0f43e9798...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:17:17.724863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075347/manifest.jsonobserved 4b64910b234199a20e6617ba9928342f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:17.703504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075347/publication.mdobserved fd1e0ca7aaaf600f6bdef8166fbe1cc2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:17.053313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075347/publication.txtobserved f2a1a9b3f57a5e9b12ab2f830af9c6f0...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. |
|---|