OT-2026-000031190
Publication integrity record
Foam pad vacuum gripper, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000031190) never changes.
Identity and time
| Publication number | OT-2026-000031190 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-7650-ae21-9b89ec6564b5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031190 |
| Status | PUBLIC |
Content hashes
| Canonical text | 760ecfa8bcce21144c2f0ecd9db06f918765f33957018ef226acec08336eef01 |
|---|---|
| Markdown | d3f1054496deb5dc202f3897766ccac9506fa5a76dea494da384b44ed9cdeb9d |
| Publication page | 07cb2672e16961f656c89cf1e1e06c3dd2030f7dbc586ea6401d3a5f62acbe86 |
| Manifest | 6c75543c19ba9ab03b8f491b8773604def6aa5adccd3ed887ddcc298ed6d3b44 |
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 | icBqkRzzXFIyteGjrUmUs8t23h6ucxpXbQ554zQNH8YAdAHG6Vybh/l2Td//8Lzn5wx4r0PSijuy3S7XmyViAg== |
| 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
| 2026-09-17T11:35:44.847740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031190observed 07cb2672e16961f656c89cf1e1e06c3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:44.830926Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031190/manifest.jsonobserved 6c75543c19ba9ab03b8f491b8773604d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:44.811418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031190/publication.mdobserved d3f1054496deb5dc202f3897766ccac9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:44.792783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031190/publication.txtobserved 760ecfa8bcce21144c2f0ecd9db06f91...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. |
|---|