OT-2026-000078770
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, vented 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-2026-000078770) never changes.
Identity and time
| Publication number | OT-2026-000078770 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbc-70a4-a7fe-22925be67acf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078770 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f748c37bca33d6082cc5f64cab1526847a1611930a5e2e10f16acfc8cedcab0 |
|---|---|
| Markdown | 8108b4c52185bb2648a37efc1f0f0ca32aaeb6cffe82de70650e8b45c21f7fef |
| Publication page | 1d84af13e607dff5c7367935b7d2e034e2b5fd873c51f196b3d57c06cdc5dbe6 |
| Manifest | 45fdd62eaba4fe91067ab2bb836223a98d855cc55a90bae84509181b8399ee8f |
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 | VAFnOc2Vgec71qpP50AJ7u9fBK67/sSWhhXTrpx3cECSjRSwblrcQg79SU+sMBz9pvHKnmS4gFBqUKM9G7O8Dg== |
| 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
| 2026-09-17T10:05:33.472622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078770observed 1d84af13e607dff5c7367935b7d2e034...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:33.453496Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078770/manifest.jsonobserved 45fdd62eaba4fe91067ab2bb836223a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:33.434374Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078770/publication.mdobserved 8108b4c52185bb2648a37efc1f0f0ca3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:33.417121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078770/publication.txtobserved 7f748c37bca33d6082cc5f64cab15268...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. |
|---|