OT-2026-000020807
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, 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-2026-000020807) never changes.
Identity and time
| Publication number | OT-2026-000020807 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-74ad-8e65-6e9ebc2d5901 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020807 |
| Status | PUBLIC |
Content hashes
| Canonical text | c9bdda825386a167d6b12ce82c3912b17f01835c202cfca832018dcfcb5a4245 |
|---|---|
| Markdown | 8aa03d1228a19bcd5102c4a6f59d7d455bd522513c72c07949681ab4078facfc |
| Publication page | 9d865ddcd9e0ac60b0b030e4cec953204a2baba50d971464fab6e7e423c6d33a |
| Manifest | dca2ed1cbc7ad5c69a8c06cc9612246350eaf1b6c9e6bba8b392d047b20af89c |
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 | ucI5g3pHqA6UsoyBA492+ATmZNMcAOnyMxT7tOqmHEydjzcecS2Jn9JvtFQahSVcQIkpBL8b29RTabUROkAbCQ== |
| 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
| 2026-09-17T11:55:53.642004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020807observed 9d865ddcd9e0ac60b0b030e4cec95320...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:53.624788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020807/manifest.jsonobserved dca2ed1cbc7ad5c69a8c06cc96122463...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:53.605508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020807/publication.mdobserved 8aa03d1228a19bcd5102c4a6f59d7d45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:53.587073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020807/publication.txtobserved c9bdda825386a167d6b12ce82c3912b1...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. |
|---|