OT-2026-000052832
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000052832) never changes.
Identity and time
| Publication number | OT-2026-000052832 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42e-7b65-a3e6-82a7b2b0099c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052832 |
| Status | PUBLIC |
Content hashes
| Canonical text | ea1aca7059a2402dea7c1414aecb9e823602f77d10d02261bf8984ac641e4ecb |
|---|---|
| Markdown | c176f01ec13cb75889030470ad6ad40112910a40d2766b280a015d81a5d4bbe3 |
| Publication page | 02900968ae179e8cd8f7f246cb4eb8a7e13736d2f749f90e48fc09ff81579ea6 |
| Manifest | 13cc7e04bdaa3ab71c2c22ff45ed6a77ac50286768376535b6b1c469a19b18e5 |
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 | j4jZid/OR1F0rfP8XFROuQBdWX+WQsdvkzrY2sZn7Y08ddyumbp9j4IjKV8VTkjN2UHbT8KA5+eAA8D3nJtACg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:51.597195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052832observed 02900968ae179e8cd8f7f246cb4eb8a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:51.579940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052832/manifest.jsonobserved 13cc7e04bdaa3ab71c2c22ff45ed6a77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:51.562805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052832/publication.mdobserved c176f01ec13cb75889030470ad6ad401...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:51.544958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052832/publication.txtobserved ea1aca7059a2402dea7c1414aecb9e82...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. |
|---|