OT-2026-000041140
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, 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-2026-000041140) never changes.
Identity and time
| Publication number | OT-2026-000041140 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b142-72ae-b50a-147ca752d4e9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041140 |
| Status | PUBLIC |
Content hashes
| Canonical text | 900bc5b137b9654c1e19a605e8425e84ac1d5f23d8b5025e28f6127fed45da27 |
|---|---|
| Markdown | 2c68ca09a6fed80d1d656689c16af89473b22be872635ae625bb3cca7c918650 |
| Publication page | f343ecfa955a7ef6492ddf88786799ddcde83ef1d0f25ddd6fa717ad8471c8e8 |
| Manifest | 41d7ed7aaef0a59171a24e85304bd4542f2273f8a3d76ea4e7ddfb614d30af50 |
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 | XEV3aBESCMpgLl4ADzjaGF55dmFcmhpOSMvlhPHDtmdbUhLCWZe+eCPZ63SNuP21fGwhh3q5R5vN055q66ZOBQ== |
| 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
| 2026-09-17T11:17:04.801000Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041140observed f343ecfa955a7ef6492ddf88786799dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:04.783020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041140/manifest.jsonobserved 41d7ed7aaef0a59171a24e85304bd454...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:04.764798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041140/publication.mdobserved 2c68ca09a6fed80d1d656689c16af894...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:04.748373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041140/publication.txtobserved 900bc5b137b9654c1e19a605e8425e84...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. |
|---|