OT-2026-000075689
Publication integrity record
Two cup vacuum gripper, two zone face, plant vacuum fed, 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-2026-000075689) never changes.
Identity and time
| Publication number | OT-2026-000075689 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fd-7f92-8c0b-32d70794027e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075689 |
| Status | PUBLIC |
Content hashes
| Canonical text | b9a458dcbea952c28e6ccebe41da622e92b2133d27011fc1be8c6627ed87961b |
|---|---|
| Markdown | 8d1c04f1efc1db081d9e82fa96a19962d740c6b724678309604787f3eea651fb |
| Publication page | b500b49fe68148b712a4e5485e25a6a8ff63df4e3b062c93e6fc74e6f86e32cb |
| Manifest | 53c8d88266d19959c9af2e79ed0fbf1f5fdcbad2dfe1e84366d0d3a565bc9189 |
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 | +ALTzRTxhH45wPsOfcDMb6qPJpPjHe0znpeSjahx83uLpjRApjNpj+dQL31h+/H8McrS1+FEPv32cFpc2E60Dg== |
| 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
| 2026-09-17T10:13:53.446004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075689observed b500b49fe68148b712a4e5485e25a6a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:13:53.306053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075689/manifest.jsonobserved 53c8d88266d19959c9af2e79ed0fbf1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:53.285286Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075689/publication.mdobserved 8d1c04f1efc1db081d9e82fa96a19962...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:53.267565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075689/publication.txtobserved b9a458dcbea952c28e6ccebe41da622e...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. |
|---|