OT-2026-000103983
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, 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-2026-000103983) never changes.
Identity and time
| Publication number | OT-2026-000103983 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e8-76bb-8243-ce9168226c4b · 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-2026-000103983 |
| Status | PUBLIC |
Content hashes
| Canonical text | 51b8d1c4d49cdf5d767d29542b488de5b785fe57c70171757d92d7e19956fd76 |
|---|---|
| Markdown | e27b135854a415f0be9bc5cafb4c6ed72e11b019a3ff71957d3122da1f512539 |
| Publication page | dd145c3f24f9a34acc8e2c1fe9ae24753adb4950fd5deded74daac59ca63594a |
| Manifest | e63a836e247bdbc185b66f9bc0033c94835cf353b6ec3f74147e6f247b1b05fb |
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 | xxCOVF0XGfCEtlMg3UACxx7ATUfARphaWgOq2U+RlyRxVB0iqNcvTtj/a2pJOl7w62S6uwssFYjOcAqvPi96CQ== |
| 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
| 2026-09-17T09:21:59.278782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103983observed dd145c3f24f9a34acc8e2c1fe9ae2475...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:21:59.259879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103983/manifest.jsonobserved e63a836e247bdbc185b66f9bc0033c94...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:59.242173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103983/publication.mdobserved e27b135854a415f0be9bc5cafb4c6ed7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:59.223795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103983/publication.txtobserved 51b8d1c4d49cdf5d767d29542b488de5...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. |
|---|