OT-2026-000053207
Publication integrity record
Three bellows cup vacuum gripper, three zone face, 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-2026-000053207) never changes.
Identity and time
| Publication number | OT-2026-000053207 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a14-7530-a42d-31273e695408 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053207 |
| Status | PUBLIC |
Content hashes
| Canonical text | 713c69b2036fbc52a242d9afba7bc0f8b22eff78d8d19c1b30e72817fa621dcc |
|---|---|
| Markdown | 99b1ddb65b5ca87e4c5630bed7563dc8c94bbf19aa3828dd8f6be250528b5bb0 |
| Publication page | 34fd581a11b97066029c2b70aaf4f8edad7decec2f9ac0ec332d2e0f643f3be3 |
| Manifest | fd296c793a7a8f00f341f93b24b02abf2b116c6fc21ac1d111485125452ad8fd |
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 | UzngOVeIejZPrSlHtFWRMYBzQsGtGu6qNJ0X8V4zOyvO2M09SYgdrm8dGJnSUXwEHKpEtDWN4zC/cl1kSR4PDg== |
| 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
| 2026-09-17T08:40:49.006530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053207observed 34fd581a11b97066029c2b70aaf4f8ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:48.988412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053207/manifest.jsonobserved fd296c793a7a8f00f341f93b24b02abf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:48.969353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053207/publication.mdobserved 99b1ddb65b5ca87e4c5630bed7563dc8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:48.852353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053207/publication.txtobserved 713c69b2036fbc52a242d9afba7bc0f8...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. |
|---|