OT-2026-000078072
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, vented after set-down
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-2026-000078072) never changes.
Identity and time
| Publication number | OT-2026-000078072 · never reused |
|---|---|
| Internal UUID | 01a0ae95-6e8c-7eef-b743-e48d781f4018 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:03.897850Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078072 |
| Status | PUBLIC |
Content hashes
| Canonical text | c2a2c7fc9c6edae5615b0045e478b37dfabb62f2b3da3e8eb95e44dca76c87a2 |
|---|---|
| Markdown | 3cce25bcf4da9d3d4fa6eeddfa8d763dfd424562148d9e05dd271507580281b5 |
| Publication page | c29e15a6d5105e5dd6338d0cecfffa1c613c909f7cba5146070ea11d50439485 |
| Manifest | 920618903dcc0021ac919ee8576e50835cb68dca9faf63eec972bba1943ff3fa |
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 | RoOVYqo03L9/iu145eoEdwX1DvKwcXMNwj+hvNUr8NDFIDh1Tmt4+8u5C5kBh4bWrPz8eAoPhYSNHgVoyQWHDg== |
| 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
| 2026-09-17T10:06:43.114929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078072observed c29e15a6d5105e5dd6338d0cecfffa1c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:43.096482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078072/manifest.jsonobserved 920618903dcc0021ac919ee8576e5083...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:43.071407Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078072/publication.mdobserved 3cce25bcf4da9d3d4fa6eeddfa8d763d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:43.045432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078072/publication.txtobserved c2a2c7fc9c6edae5615b0045e478b37d...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. |
|---|