OT-2026-000013022
Publication integrity record
Foam pad vacuum gripper, common isolation valve, pump fed, pulsed blow-off before set-down
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-2026-000013022) never changes.
Identity and time
| Publication number | OT-2026-000013022 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5564-76e9-921e-6d5cff197fa7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013022 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4617c4b9965957e9925a7ff26b2cb65a5491343a074509044933bee1f8c9ed9e |
|---|---|
| Markdown | f4efe8596bb612dfbe3cb7cc19d4d1ea43e14dacd02e4e647b49231d721d9882 |
| Publication page | 5211098c15b7211adb84d3ba422281c4ccd69fc1e419b98fa1b30fccaa9ea292 |
| Manifest | b9cee2d7e40b880dd0c660579d48d76310bdadc12f2c35b445e4b75437533da7 |
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 | sPzkMO0V7yaUB7aHrhnS27HV4l44a4/gWGWDE7afshLsdbMTUw+3cAUDM6vSvJBY4zQz3U8FsDNuOD23kSDqDQ== |
| 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
| 2026-09-17T12:10:50.843132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013022observed 5211098c15b7211adb84d3ba422281c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:50.824101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013022/manifest.jsonobserved b9cee2d7e40b880dd0c660579d48d763...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:50.804436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013022/publication.mdobserved f4efe8596bb612dfbe3cb7cc19d4d1ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:50.783860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013022/publication.txtobserved 4617c4b9965957e9925a7ff26b2cb65a...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. |
|---|