OT-2026-000077681
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, 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-2026-000077681) never changes.
Identity and time
| Publication number | OT-2026-000077681 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ecf-77f7-ae18-99b0826ccc28 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077681 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f17942d707483c74556dcc57eae3595abbbb5c69aa1b0d8f77b6aa1de7fd78e |
|---|---|
| Markdown | 8b6ff45d8a3addee18ab3bf4deec2f5d953dae18090053d179e9174d303e2914 |
| Publication page | 869d74f956307fc208176b3288e63f55a5a28c4a777b0337e32078e37f19f76f |
| Manifest | b23ddc23945fdadccdac0981ce527e22495f77cd128ffb02b63ad03acaf86d92 |
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 | bS3wBldkolGUbK+oX0SqlbwC1wXajqY6hC2tdemEz+7+ruJQZY3R9A16tAeckz6c82vcGiMYn1r5rz55nvW+Cg== |
| 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
| 2026-09-17T10:07:15.144665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077681observed 869d74f956307fc208176b3288e63f55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:15.126618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077681/manifest.jsonobserved b23ddc23945fdadccdac0981ce527e22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:15.107382Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077681/publication.mdobserved 8b6ff45d8a3addee18ab3bf4deec2f5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:15.090482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077681/publication.txtobserved 4f17942d707483c74556dcc57eae3595...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. |
|---|