OT-2026-000100321
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000100321) never changes.
Identity and time
| Publication number | OT-2026-000100321 · never reused |
|---|---|
| Internal UUID | 01a0aea3-3054-7d7e-98bd-3c7c3044a370 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:05.469356Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100321 |
| Status | PUBLIC |
Content hashes
| Canonical text | 52f5d291bc428426859205d90d70e8a573c7a2d8b439df451b196ccd34feac56 |
|---|---|
| Markdown | 23f02c6fdc3c47a7e5de1f63c4ff6fa9a9fb117441ca190196df67024a12c086 |
| Publication page | cf515a74e15d1aa7f8ee4973b895849e3fb99cfcc4e68dff22728037465dae7d |
| Manifest | edaee03514f9490ac5deb25386ff80b08fec66a6f82c526c196a8d3ff57a6004 |
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 | hXU2czgrd8WcIeSm5+fqFfkkvLGPvsjpjB5sqOEEN/JLIQ6q199R4CyQzeRiQbEHoDP87Cf6wnDDuu/wZtwJCA== |
| 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
| 2026-09-17T09:30:15.628473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100321observed cf515a74e15d1aa7f8ee4973b895849e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:30:15.609957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100321/manifest.jsonobserved edaee03514f9490ac5deb25386ff80b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:30:15.591550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100321/publication.mdobserved 23f02c6fdc3c47a7e5de1f63c4ff6fa9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:30:15.570019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100321/publication.txtobserved 52f5d291bc428426859205d90d70e8a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:38.274477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100321observed cf515a74e15d1aa7f8ee4973b895849e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:38.257340Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100321/manifest.jsonobserved edaee03514f9490ac5deb25386ff80b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:38.238713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100321/publication.mdobserved 23f02c6fdc3c47a7e5de1f63c4ff6fa9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:38.219614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100321/publication.txtobserved 52f5d291bc428426859205d90d70e8a5...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. |
|---|