OT-2026-000074623
Publication integrity record
Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, 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-2026-000074623) never changes.
Identity and time
| Publication number | OT-2026-000074623 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2a-7cbe-98ea-808c1ada4b5d · 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-2026-000074623 |
| Status | PUBLIC |
Content hashes
| Canonical text | 90c152a2961903ac5716e42b997e1314dd688f8f99e2d9309376434a6516c304 |
|---|---|
| Markdown | c7e2a6be18c9e1809213b8a53348dd0e0b14aa8e31bb4a5ffc45d5ee47386ed0 |
| Publication page | 74e5129a2c5577c9ef56b2090cbc0ad7ce703159dd936f4ddd4caacedacbe18f |
| Manifest | 35adc81d2c447c8e8a1377a67fbc9df94e765acdcb621520d4167a8a780147f1 |
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 | zKUeaS1cnr9I/Yjrye4SD40vz+8eRKwI/dO51nokLbB1I4275I6goKmZ/iGWsTSZkvn7soN9AMVa7WlY508ZCQ== |
| 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
| 2026-09-17T10:18:09.775154Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074623observed 74e5129a2c5577c9ef56b2090cbc0ad7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:09.756776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074623/manifest.jsonobserved 35adc81d2c447c8e8a1377a67fbc9df9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:09.737929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074623/publication.mdobserved c7e2a6be18c9e1809213b8a53348dd0e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:09.717658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074623/publication.txtobserved 90c152a2961903ac5716e42b997e1314...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. |
|---|