OT-2026-000020731
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000020731) never changes.
Identity and time
| Publication number | OT-2026-000020731 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-7438-8976-40c6abeb9d52 · 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-2026-000020731 |
| Status | PUBLIC |
Content hashes
| Canonical text | a0061f79b06beb37ce54a0cf16e5323ed3f22cecb0a6cd92147ad3069fb9bd4a |
|---|---|
| Markdown | 35fb911d20ac2335724e8cb11ea969fd232924b222af18fa2c36bd97a2fc6887 |
| Publication page | 04b6d6da168e29748d4069d9c4b2691f84a3f35f33d648dbb1de88dd1c7e8f93 |
| Manifest | 3b63f0cbe421ed2da6738f31b7929aa24e69cc6bdd8750cfb16e7487ee87147a |
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 | Fle56PHZCLx52JSdnH6OSJ93VyB1r4St7sCfLyeqICE/lhkYMfFxneXevSidlRGPHfbx7iQ4JmJEV8Jjdr9IBg== |
| 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
| 2026-09-17T11:55:47.543331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020731observed 04b6d6da168e29748d4069d9c4b2691f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:47.524856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020731/manifest.jsonobserved 3b63f0cbe421ed2da6738f31b7929aa2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:47.506000Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020731/publication.mdobserved 35fb911d20ac2335724e8cb11ea969fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:47.485967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020731/publication.txtobserved a0061f79b06beb37ce54a0cf16e5323e...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. |
|---|