OT-2026-000021338
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000021338) never changes.
Identity and time
| Publication number | OT-2026-000021338 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-718d-b14f-ce074c2cecbc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021338 |
| Status | PUBLIC |
Content hashes
| Canonical text | d03f977f387ab1cd5bf5a12530931473392e1691603ebd2730a77553a3e6c064 |
|---|---|
| Markdown | c4c9899de0806be15ab10d1c3f0ceb5ebc48a25838c77f6a4191ae9733a8049d |
| Publication page | 1929e3b544e32ce6170ef54a92199689151a784dc177568030fbbda88fdce0e4 |
| Manifest | b94665dfd70fcb2661546913746649864e787de0f064aaf8724e26c95e88b60f |
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 | 38H+8Vvd64EWPQhnlQyJOWaqANS0JOMDbMJ+wKBy/uHoHGFhiUOq4idBSt7bDJsAFk9hFiRhYugL1YarkAosCA== |
| 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
| 2026-09-17T11:55:11.338025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021338observed 1929e3b544e32ce6170ef54a92199689...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:11.320813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021338/manifest.jsonobserved b94665dfd70fcb266154691374664986...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:11.303754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021338/publication.mdobserved c4c9899de0806be15ab10d1c3f0ceb5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:11.284807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021338/publication.txtobserved d03f977f387ab1cd5bf5a12530931473...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. |
|---|