OT-2026-000074905
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before set-down
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-2026-000074905) never changes.
Identity and time
| Publication number | OT-2026-000074905 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2d-776d-8bc7-8dbd6df0ebc5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074905 |
| Status | PUBLIC |
Content hashes
| Canonical text | a2a32b6c763eb1ebcf88e5dd4d1af4f64210728f8d18d5f440cc49bab2e0d535 |
|---|---|
| Markdown | e1894b3a14d923e476305112b7be0462a1805d7f542bcbc8f17f5b5553e0dbb9 |
| Publication page | b696335e54c2a8c97cfd05c72f8d7baea063e9b4a8fc2c98a7f6ff3a6a57a2b4 |
| Manifest | 83e3d35ea3b81f989b8b138c5651f0f3c0fd609f68791126c3c63234a6fdb439 |
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 | EGGIAtfTa+VPYE5cVWcSQ7jOKwrcoPABuS4X8wsygeGebnovCUXp1jT5C982mkVsKE4vXA1GnRPM7WWeFt9JBw== |
| 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
| 2026-09-17T10:18:37.696036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074905observed b696335e54c2a8c97cfd05c72f8d7bae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:37.679451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074905/manifest.jsonobserved 83e3d35ea3b81f989b8b138c5651f0f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:37.662310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074905/publication.mdobserved e1894b3a14d923e476305112b7be0462...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:37.645498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074905/publication.txtobserved a2a32b6c763eb1ebcf88e5dd4d1af4f6...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. |
|---|