OT-2026-000067038
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000067038) never changes.
Identity and time
| Publication number | OT-2026-000067038 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-14fe-783f-8060-e49a382eebac · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:07.760615Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067038 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1a3ac1473e225f694c82c979a875daeb980cde488ede4ce97a2eb4915d2c2e42 |
|---|---|
| Markdown | 66ea26a2e1b21cdf5fa8a5f0da43a0ad0b30524ff19c949e47ea40b60655f466 |
| Publication page | aafef690706ace2dba94b3cf8ea3dc0694fc0dd1e62d157d27a6dd02eca84b70 |
| Manifest | 70322b344eb9c762daf5d3fd2784f0f978285c2d72b488141a11d34ab0a845a3 |
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 | ecF2BnQ3OV5CHAQCfZEpcgYmhW8FJ6KpLC5N9xTalQgJL3mmdrkxtHtOLuA2s2j9hwB+yE17EWiWxQxxIocIAw== |
| 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
| 2026-10-02T08:41:57.672185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067038observed aafef690706ace2dba94b3cf8ea3dc06...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-02T08:41:57.596072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067038/manifest.jsonobserved 70322b344eb9c762daf5d3fd2784f0f9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T08:41:57.503351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067038/publication.mdobserved 66ea26a2e1b21cdf5fa8a5f0da43a0ad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T08:41:57.386898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067038/publication.txtobserved 1a3ac1473e225f694c82c979a875daeb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:32:17.272160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067038observed aafef690706ace2dba94b3cf8ea3dc06...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:32:17.252666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067038/manifest.jsonobserved 70322b344eb9c762daf5d3fd2784f0f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:32:17.227750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067038/publication.mdobserved 66ea26a2e1b21cdf5fa8a5f0da43a0ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:32:17.205161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067038/publication.txtobserved 1a3ac1473e225f694c82c979a875daeb...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
| 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 |
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