OT-2026-000055239
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum 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-2026-000055239) never changes.
Identity and time
| Publication number | OT-2026-000055239 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a0ff-713b-9fde-c1e2eec109e8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055239 |
| Status | PUBLIC |
Content hashes
| Canonical text | a7f7b05f0b0788e151f9bee7b93f4f2c6ff23683185242a40c182228d6517102 |
|---|---|
| Markdown | b64f3c452cf400537685c8088763de7011190e45f8957dfe5b135d9ba447eb99 |
| Publication page | 9c02309687725bae2575982a508f85c053553d9f01d21e4c9f03ad8fcaa295da |
| Manifest | 4717214af89909436ce490e37cfb3e61d334ac6add7d8d83740d5c042658f908 |
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 | ypnAqn3Zt5UXddS0jQ6/JXMKa62bYAxfqy3jIdwlFImgfUbC/6lW+wWeOelLFsn5I3srIweM+AR/+Zr9ev66DQ== |
| 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
| 2026-09-17T10:51:49.364794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055239observed 9c02309687725bae2575982a508f85c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:49.347232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055239/manifest.jsonobserved 4717214af89909436ce490e37cfb3e61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:49.329705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055239/publication.mdobserved b64f3c452cf400537685c8088763de70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:49.312647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055239/publication.txtobserved a7f7b05f0b0788e151f9bee7b93f4f2c...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. |
|---|