OT-2026-000091828
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, pressure sensor per zone, sustained 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-2026-000091828) never changes.
Identity and time
| Publication number | OT-2026-000091828 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43ba-74cc-b548-e8290b61f79f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091828 |
| Status | PUBLIC |
Content hashes
| Canonical text | 72b6c78531fde94f1cf2d937657fb15915b2afb294390514fb6da3157051973b |
|---|---|
| Markdown | dc0ca5852290a7e37be387937bdf616f3f01f14b6ed3194b276e588d7675dfe2 |
| Publication page | 7359e15a1ec74ef4cd69127d944f9e7a9f92b1e608df25cd161eaed0ea317aa1 |
| Manifest | 43dda38a799ba87090ffb02e2fc419662c6240c9bb9cf8d018bbee40278bbca7 |
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 | 8paIzmusRutCiZP+xr4OCXfkT7V0kuwka8Yz3L7ag/ii3F1ufSEG5XyBvetVkEKKWAg/DUtOcYxKPei34IFfBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:42:44.605691Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091828observed 7359e15a1ec74ef4cd69127d944f9e7a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:44.590290Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091828/manifest.jsonobserved 43dda38a799ba87090ffb02e2fc41966...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:44.573327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091828/publication.mdobserved dc0ca5852290a7e37be387937bdf616f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:44.556167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091828/publication.txtobserved 72b6c78531fde94f1cf2d937657fb159...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. |
|---|