OT-2026-000007512
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000007512) never changes.
Identity and time
| Publication number | OT-2026-000007512 · never reused |
|---|---|
| Internal UUID | 01a0ae62-4df5-7f99-99ec-5fbacdbf9635 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:13.261569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007512 |
| Status | PUBLIC |
Content hashes
| Canonical text | c05b75fdc73bf230681e215c0fef5ec1d710a00d5b54cf1a8e5ef218c2002179 |
|---|---|
| Markdown | 700131f38979f0c85981096458369ff4222bd0fb606924378be3284e57c1af4d |
| Publication page | 72276b725000f85a9af0434772b175360d2107d495df512e8b761e673c69155c |
| Manifest | 98f148a3e17c555f926911195239084428ce0d007d229eee288db1a22b7e0a52 |
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 | IENdW69nO1HcsUXV6L1PntM658QnwUxlQv6AYz3e3U46S6tYqnXL626Y2gJLBEzA679/em+2ro1+Di4LkjcmCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-09-17T08:10:21.088654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007512observed 72276b725000f85a9af0434772b17536...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:21.070761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007512/manifest.jsonobserved 98f148a3e17c555f9269111952390844...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:21.048688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007512/publication.mdobserved 700131f38979f0c85981096458369ff4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:21.031313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007512/publication.txtobserved c05b75fdc73bf230681e215c0fef5ec1...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. |
|---|