OT-2026-000071731
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, 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-2026-000071731) never changes.
Identity and time
| Publication number | OT-2026-000071731 · never reused |
|---|---|
| Internal UUID | 01a0ae92-1e91-7260-bd80-3e5d09c5ee12 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:26.841552Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071731 |
| Status | PUBLIC |
Content hashes
| Canonical text | f0c926d08602d957a46f77d31250a5aca1592205b34f075ab44f1f95e95d5a0b |
|---|---|
| Markdown | 351d3443a843622652ec0ec963dd2473bede3f1d915f57135f1ab5cfcdc6983b |
| Publication page | 365758a025878f046b7de7732c20247dec9272e0693746179f90ffc2caf9070a |
| Manifest | b271e69ddd44909b80b14e3a14f9aa8e875eb22649f89a3460d93ce2c3013004 |
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 | k4iQvsSVxF6n/GQsklLqHEkuIqu28Zj6LRtaF746Q+QIKR88/VGbpoRhSl9furi3EaI94D/GmR62wB+bpW2fBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:23:53.206361Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071731observed 365758a025878f046b7de7732c20247d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:53.188504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071731/manifest.jsonobserved b271e69ddd44909b80b14e3a14f9aa8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:53.171544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071731/publication.mdobserved 351d3443a843622652ec0ec963dd2473...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:53.153572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071731/publication.txtobserved f0c926d08602d957a46f77d31250a5ac...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. |
|---|