OT-2026-000103895
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, single 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-2026-000103895) never changes.
Identity and time
| Publication number | OT-2026-000103895 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e7-74cb-b8f5-7d7513bbb41e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:09.781581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103895 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4b4363571cb96917947a22d43e67205e3e235e9fea09de24c303dab0f2f9fbb8 |
|---|---|
| Markdown | cdf00c727087237ab912e5b5173f127dfceae9d557917d647701e0f2d89a61ed |
| Publication page | 8f153af83e43957415a6bb83fbb8308c80629d71b3302b9108b5a4f4407d5fad |
| Manifest | f71765fd3c9c8374031171c899ba1d249ab972288750706b7a642274f999e947 |
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 | jBVEpGvTZZmiwnl8LoWNqFwYVj5fx5LIslHhnM37o57wjIn/OloVh+OeCtaeLg68XoT4mWp+dpgUrp1EPoUNAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:21:53.085152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103895observed 8f153af83e43957415a6bb83fbb8308c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:21:53.067218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103895/manifest.jsonobserved f71765fd3c9c8374031171c899ba1d24...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:53.050532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103895/publication.mdobserved cdf00c727087237ab912e5b5173f127d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:53.031432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103895/publication.txtobserved 4b4363571cb96917947a22d43e67205e...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. |
|---|