OT-2026-000049664
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-2026-000049664) never changes.
Identity and time
| Publication number | OT-2026-000049664 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8fee-7a3a-8bb3-7512847a4e4d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049664 |
| Status | PUBLIC |
Content hashes
| Canonical text | b00788e8799dfe023d1f24e65ff1084faefc94eab101555712a53d90cb805e21 |
|---|---|
| Markdown | ac4b2d8f7e446d859a276e4f865b9a22c39424beb54f36ab88f32bc57e5c04c1 |
| Publication page | 67463b8519af31d4fe8accf7ee937b8ca94bf8d9c8a722d0aef2ba8476682902 |
| Manifest | 108f001c7bee43ddbf948d91b2207495a377b7386423ed63df9f6a35cee864f3 |
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 | rQNnC2n/Fgs7Ypnb3eE/vyFZ1pCZ5baPocKR03DawBP7sdumGiXZaNQeiSlS3tRxDUihjO5sTJp8+EsMoSYACA== |
| 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
| 2026-09-17T11:02:40.023800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049664observed 67463b8519af31d4fe8accf7ee937b8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:40.005632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049664/manifest.jsonobserved 108f001c7bee43ddbf948d91b2207495...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:39.987701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049664/publication.mdobserved ac4b2d8f7e446d859a276e4f865b9a22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:39.967473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049664/publication.txtobserved b00788e8799dfe023d1f24e65ff1084f...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. |
|---|