OT-2026-000074723
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000074723) never changes.
Identity and time
| Publication number | OT-2026-000074723 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2b-706b-996b-42ca25000e32 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074723 |
| Status | PUBLIC |
Content hashes
| Canonical text | 99bf6f58ebb56b23f9773d1f8bc303422db939289fc48be4ff892231eed2ca74 |
|---|---|
| Markdown | 29e31cd6e5ad92de6bc3363f55e379e4d90e6028cbd28e44c2800addc7b65049 |
| Publication page | 6fc62f78c0e33bcb9f4086a630315086c4400a93978f64d4f3c89a2a423d13ea |
| Manifest | e18c6a04a8fc7f5e2a7367724e022f53ad3cfda0605e61bdd82481b6fa963830 |
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 | 7N/Bo8dYtjnp3u42sYEW2Mi02bSdOr/mb+fSa/HukFfn9ZJ7v6H+rbwbNw8Q0hxyiP7AdgW7TATWk9iavht2Bw== |
| 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
| 2026-09-17T10:18:19.295084Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074723observed 6fc62f78c0e33bcb9f4086a630315086...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:19.273794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074723/manifest.jsonobserved e18c6a04a8fc7f5e2a7367724e022f53...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:19.253459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074723/publication.mdobserved 29e31cd6e5ad92de6bc3363f55e379e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:19.233975Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074723/publication.txtobserved 99bf6f58ebb56b23f9773d1f8bc30342...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. |
|---|