OT-2026-000057253
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000057253) never changes.
Identity and time
| Publication number | OT-2026-000057253 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5bb-794a-8191-12834caa3898 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057253 |
| Status | PUBLIC |
Content hashes
| Canonical text | f429ba6e76ead1637568b4f8602e5b6a85e5354121dfce06b0ece856e830cc8c |
|---|---|
| Markdown | dbb3b7a23a11761be58f5bb3f4c8fb36b84f7cf4c78b8b6877789cd199e548ca |
| Publication page | 9cbfd257f77e630b47db9e0de7e56fbf67204cff75c9ba1b64ee7a744a8acb08 |
| Manifest | 7991af8e0844f0324f72c716f242eff0c93179525537a5b752d47296aa141c12 |
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 | KVqhwI4LfBNspzCbXY/nKRiuKw23ISBF86ekp9owx/yi4IAE13tMsw2E5h81WBfBvM4IM0GcDjr9pEoYK8wxCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:19.243486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057253observed 9cbfd257f77e630b47db9e0de7e56fbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:19.224082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057253/manifest.jsonobserved 7991af8e0844f0324f72c716f242eff0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:19.202861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057253/publication.mdobserved dbb3b7a23a11761be58f5bb3f4c8fb36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:19.182698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057253/publication.txtobserved f429ba6e76ead1637568b4f8602e5b6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:24.811125Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057253observed 9cbfd257f77e630b47db9e0de7e56fbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:24.795456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057253/manifest.jsonobserved 7991af8e0844f0324f72c716f242eff0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:24.776964Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057253/publication.mdobserved dbb3b7a23a11761be58f5bb3f4c8fb36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:24.758394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057253/publication.txtobserved f429ba6e76ead1637568b4f8602e5b6a...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. |
|---|