OT-2026-000075194
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000075194) never changes.
Identity and time
| Publication number | OT-2026-000075194 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f1ff-7ab2-b169-f03daa43946e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075194 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1dad3e3765b5bf7e20db6d8709d4140b90324c4bf9217362c6a7574c6c8b6e1a |
|---|---|
| Markdown | a3e7427134b72fd60cb5dd915729c99053824735a1335fd9f55ade6ec1d4dcc0 |
| Publication page | 5427b350b33039a976bad0714b95ee242ce11f3f3db6cbbdf5c1aa8998798e85 |
| Manifest | 477e99545fc9b4cee6da93fe8ce83d92503ec784fa6c6ebdf006707488d26211 |
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 | 9l3a7JffJRN1QPT7m5YOf//RhSo7D5LG8wtuZT5OT7OnPAFn6H+YDUoswXYMACqkhMhbeHJGbS2RzukPjoPqCw== |
| 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
| 2026-09-17T10:20:26.956903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075194observed 5427b350b33039a976bad0714b95ee24...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:26.937911Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075194/manifest.jsonobserved 477e99545fc9b4cee6da93fe8ce83d92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:26.918689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075194/publication.mdobserved a3e7427134b72fd60cb5dd915729c990...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:26.896523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075194/publication.txtobserved 1dad3e3765b5bf7e20db6d8709d4140b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:39.225096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075194observed 5427b350b33039a976bad0714b95ee24...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:39.206431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075194/manifest.jsonobserved 477e99545fc9b4cee6da93fe8ce83d92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:39.064800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075194/publication.mdobserved a3e7427134b72fd60cb5dd915729c990...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:38.550670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075194/publication.txtobserved 1dad3e3765b5bf7e20db6d8709d4140b...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. |
|---|