OT-2026-000075456
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000075456) never changes.
Identity and time
| Publication number | OT-2026-000075456 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f201-7046-a311-3da4049e9111 · 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-2026-000075456 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8e580510562de02bfb1f4d83c00786c2d32feece3d99e1185b542b5d34c9749b |
|---|---|
| Markdown | 3f874e61bffd35407569d9edead7db5dc76d07000bc8a3a2f6fda7be7de790e9 |
| Publication page | 4d6bd7256978794d4fe1ef6f2774cbf59c37519d179f6e073391a78a6f0922a1 |
| Manifest | ea0ab7d794fa800b8898e5cd651aa4257f4b43cbab1112b27c48b42f3f8d18c4 |
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 | DOmZaBBUi2q607+VpPpE8oCaqe1FvM0rUOjCvPMmZUnk2e/hoem7jDoVDgikTk8DSfknAE4hBK44PlAai0xdCg== |
| 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
| 2026-09-17T10:17:43.695468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075456observed 4d6bd7256978794d4fe1ef6f2774cbf5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:17:43.557192Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075456/manifest.jsonobserved ea0ab7d794fa800b8898e5cd651aa425...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:43.539116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075456/publication.mdobserved 3f874e61bffd35407569d9edead7db5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:43.518406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075456/publication.txtobserved 8e580510562de02bfb1f4d83c00786c2...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. |
|---|