OT-2026-000066250
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000066250) never changes.
Identity and time
| Publication number | OT-2026-000066250 · never reused |
|---|---|
| Internal UUID | 01a0ae8e-8dc4-7371-a95e-a71cb20cae36 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:49:33.262219Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000066250 |
| Status | PUBLIC |
Content hashes
| Canonical text | d5f0dcbd4b8ff71d5a4307c4e3874d44f4e6738a870ab631154bd935bd1fe085 |
|---|---|
| Markdown | e63aefde51f2a00334432be3801a0bab9195a862fccf370c8a0afd5e338bd0de |
| Publication page | 4eed86f9d7b8a26ecf99b8bd3dff51cf516b13045dbb700660abbf0a97d292d8 |
| Manifest | 7d90b26c985678914acf23cb735d61dffaa453ed5f81bfef675b7ff2a7690de4 |
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 | 2pBm1esmqNNuIHOZX2TvNKOgKqPQoKpa72JhK3DE0dWdPw87pJdgDFruiIpuzt8ctENEjz/oX7zZIrdYhaKsDQ== |
| 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
| 2026-10-21T00:41:04.270993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066250observed 4eed86f9d7b8a26ecf99b8bd3dff51cf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-21T00:41:04.188852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066250/manifest.jsonobserved 7d90b26c985678914acf23cb735d61df...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T00:41:04.105021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066250/publication.mdobserved e63aefde51f2a00334432be3801a0bab...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T00:41:04.002375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066250/publication.txtobserved d5f0dcbd4b8ff71d5a4307c4e3874d44...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T04:42:24.535699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066250observed 4eed86f9d7b8a26ecf99b8bd3dff51cf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T04:42:24.412833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066250/manifest.jsonobserved 7d90b26c985678914acf23cb735d61df...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T04:42:24.296252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066250/publication.mdobserved e63aefde51f2a00334432be3801a0bab...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T04:42:24.111923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066250/publication.txtobserved d5f0dcbd4b8ff71d5a4307c4e3874d44...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|