OT-2026-000031088
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained blow-off 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-2026-000031088) never changes.
Identity and time
| Publication number | OT-2026-000031088 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb8-76e2-86a6-e50101d51bbd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031088 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1feca341f5464b14b20b1c1078058668f43f39cb3f4a0fa4701306674f739ea9 |
|---|---|
| Markdown | eddc4229d4ab7c476f4fdf5a6e4e7eaa02a1db4fc728a5ac8e57565b7b7e2f3b |
| Publication page | cf54e4677986267088fd92dc289d3b481a567c7ec48932fda4f6714d36c55b12 |
| Manifest | 99001f759c3d6479de7e46c207cd96a4d6936afbb50e93001153449c1abbd5ef |
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 | vHcAU5YP0u+cX0vbzrVi4R+YbEYaZqk1HZ4cR0XampABH7KI8nxbWyAA01r8OuHGw3FWG8U3D+Rxk2SbALkCBw== |
| 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
| 2026-09-17T11:40:18.635579Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031088observed cf54e4677986267088fd92dc289d3b48...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:18.615823Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031088/manifest.jsonobserved 99001f759c3d6479de7e46c207cd96a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:18.594940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031088/publication.mdobserved eddc4229d4ab7c476f4fdf5a6e4e7eaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:18.575099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031088/publication.txtobserved 1feca341f5464b14b20b1c1078058668...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:40.676126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031088observed cf54e4677986267088fd92dc289d3b48...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:40.658830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031088/manifest.jsonobserved 99001f759c3d6479de7e46c207cd96a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:40.640767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031088/publication.mdobserved eddc4229d4ab7c476f4fdf5a6e4e7eaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:40.622750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031088/publication.txtobserved 1feca341f5464b14b20b1c1078058668...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. |
|---|