OT-2026-000078231
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum 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-2026-000078231) never changes.
Identity and time
| Publication number | OT-2026-000078231 · never reused |
|---|---|
| Internal UUID | 01a0ae95-7c26-70f8-98fa-31555eeb10ea · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:07.483031Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078231 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f421082a13343c04bc4d5d8afafcbf760870fa8e2547bf0545d66ba9184d563 |
|---|---|
| Markdown | e86c52606e11f4c49cf9a2249aea2154356dc2c070e3d79221f907fd89f200d5 |
| Publication page | 5849844e8c332a73a5fc2bd1d600d212b5f827612f7f894a5becd9b24b0e38bf |
| Manifest | d329f57794adc3508d99d9f16d53fc4deb6227cebd4ff2d6d57d1801766f60e4 |
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 | jPjN2ZwlFci9G/qB0jorYS2NDV8bckakSwGiwTPCwWfYamrMDhL2ExHCMjxBw6O8KwWRatmIxUmmB9kbFq92Ag== |
| 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
| 2026-09-17T10:06:10.810839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078231observed 5849844e8c332a73a5fc2bd1d600d212...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:10.790907Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078231/manifest.jsonobserved d329f57794adc3508d99d9f16d53fc4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:10.771823Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078231/publication.mdobserved e86c52606e11f4c49cf9a2249aea2154...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:10.754487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078231/publication.txtobserved 7f421082a13343c04bc4d5d8afafcbf7...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. |
|---|