OT-2026-000055603
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000055603) never changes.
Identity and time
| Publication number | OT-2026-000055603 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a103-74f9-b296-c2341edf95ae · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055603 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8ea98bab4249b2ba0f18ca57fc35c8bc2b1e538fc07cf055a465722436c7b5f9 |
|---|---|
| Markdown | a8d1326d6e1abcf82cf8fe768f876226f812f4ece7e9a62ca536a29e9037a142 |
| Publication page | 3e11681b88fbc757d8d69cb64db86b640cd51a139428a21b6a2f8f6ed335e4d7 |
| Manifest | 20281da7ce98a3e54e5e2e777625131fbbe0d5173d6e4e9a8b92b0ed75fe1f82 |
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 | fzXCBgOY0F1jjQssVPE+M9G+xGwqvOVRvH9oqtYjDdRz6xETS4QS5ehI9kjRpb7usnGtjpJrI61YrKDyI+vAAw== |
| 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
| 2026-09-17T10:52:50.725541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055603observed 3e11681b88fbc757d8d69cb64db86b64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:50.707802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055603/manifest.jsonobserved 20281da7ce98a3e54e5e2e777625131f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:50.689434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055603/publication.mdobserved a8d1326d6e1abcf82cf8fe768f876226...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:50.672119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055603/publication.txtobserved 8ea98bab4249b2ba0f18ca57fc35c8bc...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. |
|---|