OT-2026-000028295
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, single stage ejector, 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-2026-000028295) never changes.
Identity and time
| Publication number | OT-2026-000028295 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7b8f-9884-02c6d49cf717 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028295 |
| Status | PUBLIC |
Content hashes
| Canonical text | b6c4246a34d81cf84c7d6fc8a18843ab2365e5056eca82fd1d4e5a0daf7924eb |
|---|---|
| Markdown | a094a9dc158b1690507f5904337e4a28f89bbdfb4d68771240626693f3693fab |
| Publication page | 96f706ac7aaff136be9045a899e1b365324a4d192e947fd6606396a02e8465e0 |
| Manifest | dd1204f5ab8a952595469138c19e317e2dacc8e74dc90fa0a05a4f4ac5b79a5c |
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 | QG+m0ydyGZne+lGk5ijR+57ZudvEpr2kAonumkuFJcXpQqaXpVWyaKW8bw1c94kvrVSFVWve+nh5rv47mBoYAA== |
| 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
| 2026-09-17T11:40:17.102492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028295observed 96f706ac7aaff136be9045a899e1b365...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:17.082969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028295/manifest.jsonobserved dd1204f5ab8a952595469138c19e317e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:17.012122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028295/publication.mdobserved a094a9dc158b1690507f5904337e4a28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:10.570072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028295/publication.txtobserved b6c4246a34d81cf84c7d6fc8a18843ab...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. |
|---|