OT-2026-000015985
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000015985) never changes.
Identity and time
| Publication number | OT-2026-000015985 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-0c4d-794e-b661-60b6f0d310d8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:02.846253Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015985 |
| Status | PUBLIC |
Content hashes
| Canonical text | 76087d7cfdd8b888ea51171916a8e36147a96d11a1a6a5e6894eec49cb1ad17d |
|---|---|
| Markdown | bce587970a8948aa27d06ada9accd143e6bfb47428fc043fdb0de8515cc9bf56 |
| Publication page | 8ea96247fdb314bc21a3afc038e1215785a1e6940aadc8acc5d4a41134293bb4 |
| Manifest | 0f35f0165d3fae7361b4e0be26ba15d0edc8498690af3d08859b1affa9258a9d |
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 | 3BSBdC0LIXdUePQldZxovPlhqJYrPFPUIs3/ZoqrhagYjcZ+JpCMpXywIJ7cvX1PVLdz4ZIOX7ESHk2+K1mLAw== |
| 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
| 2026-09-17T12:05:29.937996Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015985observed 8ea96247fdb314bc21a3afc038e12157...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:29.911794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015985/manifest.jsonobserved 0f35f0165d3fae7361b4e0be26ba15d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:29.889154Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015985/publication.mdobserved bce587970a8948aa27d06ada9accd143...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:29.863684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015985/publication.txtobserved 76087d7cfdd8b888ea51171916a8e361...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. |
|---|