OT-2026-000047172
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000047172) never changes.
Identity and time
| Publication number | OT-2026-000047172 · never reused |
|---|---|
| Internal UUID | 01a0ae7e-d0f9-7b9d-b757-44b5bc77562a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:21.770727Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047172 |
| Status | PUBLIC |
Content hashes
| Canonical text | 88b297a1cc9770684808fa4c12c5d57413c7a8aee0406137c12ea5bb7d47d60f |
|---|---|
| Markdown | ff31695e727cc7321da4032adbc632230c094be1536627095de2df8f9b38f16f |
| Publication page | 13bbf2d349bf37ef8e24c22c26a2c75320a5452e3ab9ee444189d9c42cf87adb |
| Manifest | 4671f12dafd9acdf243ff5bfb1049ae17a0972b5ef7ce9e4113edbfd0dcc6e1c |
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 | V9VSkcAuhxtH3TSyfe/c8xB2483qH7aJkyR5aY9YDz+EXvh2/v5G4fiZRd3arF+P+qxUmfGyKcAwoQPOizT2AQ== |
| 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
| 2026-09-17T11:10:32.373272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047172observed 13bbf2d349bf37ef8e24c22c26a2c753...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:10:31.140819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047172/manifest.jsonobserved 4671f12dafd9acdf243ff5bfb1049ae1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:10:31.122477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047172/publication.mdobserved ff31695e727cc7321da4032adbc63223...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:10:31.102021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047172/publication.txtobserved 88b297a1cc9770684808fa4c12c5d574...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:07:59.449399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047172observed 13bbf2d349bf37ef8e24c22c26a2c753...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:07:59.431009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047172/manifest.jsonobserved 4671f12dafd9acdf243ff5bfb1049ae1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:07:59.413032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047172/publication.mdobserved ff31695e727cc7321da4032adbc63223...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:07:59.395275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047172/publication.txtobserved 88b297a1cc9770684808fa4c12c5d574...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. |
|---|