OT-2026-000031230
Publication integrity record
Foam pad vacuum gripper, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000031230) never changes.
Identity and time
| Publication number | OT-2026-000031230 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-74e3-be45-ae779fc88887 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031230 |
| Status | PUBLIC |
Content hashes
| Canonical text | 77d48d856f30e27f55e2fdd7dd842be9d02722a005e49b784c8f5114be572ac4 |
|---|---|
| Markdown | f9913df155ab3e8d2de42625e19dd4d5438a890782cf3704792f4bc0325c74fa |
| Publication page | e0bfd080a9a1c59dc6b2f4fa4f15eceaeb3e6b85b774eb5ee395d4e99b5170d6 |
| Manifest | 75bb4429b536dfdd74b798f1a1d2bb100348a2e6cca65a4b00455aae52104609 |
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 | NNya65fVThC4C69yFfjOuqLOsThVXPiFDuco6QHGpRf82bLkU78lXOQWhDyvf/LuPEMge02fapKIXdrhUKyyDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:35:47.986669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031230observed e0bfd080a9a1c59dc6b2f4fa4f15ecea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:47.969787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031230/manifest.jsonobserved 75bb4429b536dfdd74b798f1a1d2bb10...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:47.951934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031230/publication.mdobserved f9913df155ab3e8d2de42625e19dd4d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:47.934020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031230/publication.txtobserved 77d48d856f30e27f55e2fdd7dd842be9...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. |
|---|