OT-2026-000057285
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000057285) never changes.
Identity and time
| Publication number | OT-2026-000057285 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5bc-72b5-b2e1-c2f001829935 · 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-2026-000057285 |
| Status | PUBLIC |
Content hashes
| Canonical text | f02681e1fb76cda8f4c6fbf9c829937fb60ef397c0892d172a1732f6818b72e2 |
|---|---|
| Markdown | 04965c28f0737d49ffb6a43f706ab9f4ea53ccc75eed89462c23f7197180d170 |
| Publication page | 2f93e23f3bc4b2cf6ecdd18df7c8f3cec1636989b77927d2202e3033fabda063 |
| Manifest | 4694a8a4daa2126a96b39bed3c730566a7145d49c1c90b7be832cdfc2c927bbe |
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 | G2T9+eaVfOB7qeUvuH2+1gekAaMY2fdDzjdocfaUlPcCmRMXao2zeVQEUlhjbIoIvkqXMYN8gbM/EM1wLJ0MDw== |
| 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
| 2026-09-17T10:50:21.777715Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057285observed 2f93e23f3bc4b2cf6ecdd18df7c8f3ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:21.760375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057285/manifest.jsonobserved 4694a8a4daa2126a96b39bed3c730566...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:21.744055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057285/publication.mdobserved 04965c28f0737d49ffb6a43f706ab9f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:21.727449Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057285/publication.txtobserved f02681e1fb76cda8f4c6fbf9c829937f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:32.396883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057285observed 2f93e23f3bc4b2cf6ecdd18df7c8f3ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:32.379110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057285/manifest.jsonobserved 4694a8a4daa2126a96b39bed3c730566...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:32.359217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057285/publication.mdobserved 04965c28f0737d49ffb6a43f706ab9f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:32.340331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057285/publication.txtobserved f02681e1fb76cda8f4c6fbf9c829937f...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. |
|---|