OT-2026-000043225
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, sustained blow-off after 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-2026-000043225) never changes.
Identity and time
| Publication number | OT-2026-000043225 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327c-719c-b9e3-f959de05d820 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043225 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2841266fd3ab68ed237c91f1227e04d1310f374292161a29a5471fe2c7e955cd |
|---|---|
| Markdown | 3aeba92f1c620e41346342ce88768a9fadd9b2f394a6f022836b90727ead460a |
| Publication page | 203ba074b10bfcd1bdaec45e266ce3ada822aaccc5e5cb58b99ea1c320aa6e06 |
| Manifest | 5fb29ee5ae295c04e04901b75f72068c705ecf79d7ee385074f5adb335984bf8 |
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 | GOp2yfN2Kgz53v3bUP+9i7KqE29cwJ/+Fvi3GJk7pOZsw6m1KB4CE65Dhk1X0vew91588cvB37RE68Zkny+kBA== |
| 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
| 2026-09-17T11:13:41.661140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043225observed 203ba074b10bfcd1bdaec45e266ce3ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:41.640507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043225/manifest.jsonobserved 5fb29ee5ae295c04e04901b75f72068c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:41.620236Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043225/publication.mdobserved 3aeba92f1c620e41346342ce88768a9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:41.596545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043225/publication.txtobserved 2841266fd3ab68ed237c91f1227e04d1...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. |
|---|