OT-2026-000068021
Publication integrity record
Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000068021) never changes.
Identity and time
| Publication number | OT-2026-000068021 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-c4fe-74a0-9ed4-873348c93a6e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:52.812402Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068021 |
| Status | PUBLIC |
Content hashes
| Canonical text | 36160c080ace0c853c64e6bbdb271eb7a553f83f3633e81949c0fdb8ad5b9799 |
|---|---|
| Markdown | b47f287c0f224636574a426abbeb6b0a06b77c2fd0ddcd2db221f5972bbea842 |
| Publication page | 814a6f1ca817bb780b6d43afbc7a93f36c7fd8d4576e0b1d11a113a7273aa1b7 |
| Manifest | 85cf2761ccfbc160417e12a612107d4115ab0e7e9edbe00ca4dce476f1eaed2e |
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 | nq87dRGEmRmX/Hk+bHU5zja9zp8foht9UkgFFujXbjr8PeCGhkLzD2f7yolA9Olvn8RMI3B8I0w5N/f/mYjaDQ== |
| 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
| 2026-09-17T10:30:34.839118Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068021observed 814a6f1ca817bb780b6d43afbc7a93f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:30:34.819487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068021/manifest.jsonobserved 85cf2761ccfbc160417e12a612107d41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:34.800808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068021/publication.mdobserved b47f287c0f224636574a426abbeb6b0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:34.784292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068021/publication.txtobserved 36160c080ace0c853c64e6bbdb271eb7...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. |
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