OT-2026-000020492
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000020492) never changes.
Identity and time
| Publication number | OT-2026-000020492 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-72d9-999f-d2922219e29e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020492 |
| Status | PUBLIC |
Content hashes
| Canonical text | d11c3d61c6e4b751bd7904e193c9e9bf1e722cdf1587f2b1f919305881d994fd |
|---|---|
| Markdown | ba4af9c9be52f41732dad08b8b9714bf0f4c5ec6cd3f9f518073c9f7daa96bfd |
| Publication page | e73810105e284b3dd56b1d396b97566e95cd6bb82d9e27da62f7b45a1d156423 |
| Manifest | f5627e1d2f9b32548670d1a67705bf50d769f0ac1694bc4cd14ffe52bbab1ba3 |
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 | /YDXhKp0DuQAbm8zdGwXJUCPdQW3RiI8QAw4Cw7V7LFRVrN+7BkztN2zAmey3I7CzRbbbyhoQIg6bwsdiRfhCg== |
| 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
| 2026-09-17T12:00:26.684172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020492observed e73810105e284b3dd56b1d396b97566e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:26.666252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020492/manifest.jsonobserved f5627e1d2f9b32548670d1a67705bf50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:26.644678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020492/publication.mdobserved ba4af9c9be52f41732dad08b8b9714bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:26.626346Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020492/publication.txtobserved d11c3d61c6e4b751bd7904e193c9e9bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:30.031482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020492observed e73810105e284b3dd56b1d396b97566e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:30.016117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020492/manifest.jsonobserved f5627e1d2f9b32548670d1a67705bf50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:29.999199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020492/publication.mdobserved ba4af9c9be52f41732dad08b8b9714bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:29.981088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020492/publication.txtobserved d11c3d61c6e4b751bd7904e193c9e9bf...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. |
|---|