OT-2026-000031478
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000031478) never changes.
Identity and time
| Publication number | OT-2026-000031478 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7b4b-9451-d459a30b6ba8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031478 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8b06327db13385b2a44b28288b8d9f8e298e64048438d52df021ec778f1a0755 |
|---|---|
| Markdown | 2355a2d245056171254fb01ed3af49858ec0f984511c91074b8990bd9e571cac |
| Publication page | f214df6267b3125949c732d8549d656deb2e01e2830fbb6dec63100511099899 |
| Manifest | 81de143be608bb57a854d756b721b31d1ed39bf753ac04e93197570486c168bc |
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 | HT5neOzlb1rYyumprm/YpAK5Md4Z4yZ0R0oEeb8Az0112PuvZXYHR4Gn5EG0Z9IrvCVs0Jef9pHINozsXkU5CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:36:18.067828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031478observed f214df6267b3125949c732d8549d656d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:18.031094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031478/manifest.jsonobserved 81de143be608bb57a854d756b721b31d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:17.918355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031478/publication.mdobserved 2355a2d245056171254fb01ed3af4985...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:12.672581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031478/publication.txtobserved 8b06327db13385b2a44b28288b8d9f8e...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. |
|---|