OT-2026-000018231
Publication integrity record
Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000018231) never changes.
Identity and time
| Publication number | OT-2026-000018231 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b488-73f9-b7ff-ed42ae074726 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018231 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c939bb3557983c09bd9383cb0b4a8f27972a9b5b8be830725df5f59e693dc22 |
|---|---|
| Markdown | 421683431d92730cb6645f8158e817aed5272ac40c8ed1d8231a25985c7d6bfb |
| Publication page | 95082f70d906a0e3343528b63204a9acbe2555154d3f41127fa660f0989943a5 |
| Manifest | c6d9dc092463481415ac6231021c14cc3513ea3d27ee08a67885e775b08d85fc |
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 | W1svMFrb4ODXLTbRH92/PhEOT8+eT/0/NFp5kFVhRxUN9FM/LWxsN2SYcEf/n9eMwdsC42rkE9jrlujJcLxfCg== |
| 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
| 2026-09-17T12:00:01.602241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018231observed 95082f70d906a0e3343528b63204a9ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:01.580909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018231/manifest.jsonobserved c6d9dc092463481415ac6231021c14cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:01.557874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018231/publication.mdobserved 421683431d92730cb6645f8158e817ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:01.533631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018231/publication.txtobserved 3c939bb3557983c09bd9383cb0b4a8f2...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. |
|---|