OT-2026-000078673
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, pressure sensor per zone, 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-2026-000078673) never changes.
Identity and time
| Publication number | OT-2026-000078673 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbb-7568-8296-32b670f440ee · 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-2026-000078673 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2197c21d112da2d62ee88338619010d6c540f57d5f92cb8b056863a4c1bc68f7 |
|---|---|
| Markdown | f54670b452dd4f14ebad197ab5a6cf601046902699ff263745b718353dfb3716 |
| Publication page | 3eb4a3d870f8884d7c780a6d3e68bd7d556699968fff7969d48f80a934f23915 |
| Manifest | 09d3c4a8bc46eb550c01750a1d8cd63fbce215f62d5b672e9cb0a336d85f0194 |
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 | dYnABjeuUnbX6VQH+uRzYjWeanzEchG0gmEZT1TyMOOIkiKkhy8QcL5Lvuk2RXp2GUFrlHLYM2OS3UxcRPl8BA== |
| 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
| 2026-09-17T10:05:26.940033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078673observed 3eb4a3d870f8884d7c780a6d3e68bd7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:26.922090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078673/manifest.jsonobserved 09d3c4a8bc46eb550c01750a1d8cd63f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:26.904728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078673/publication.mdobserved f54670b452dd4f14ebad197ab5a6cf60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:26.885962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078673/publication.txtobserved 2197c21d112da2d62ee88338619010d6...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. |
|---|