OT-2026-000075242
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000075242) never changes.
Identity and time
| Publication number | OT-2026-000075242 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f200-70ac-80b7-2b86a9374f44 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075242 |
| Status | PUBLIC |
Content hashes
| Canonical text | 88dd37994749498907ba30b3e8b94f0c64f30bf98f6205ff7c146123be208b32 |
|---|---|
| Markdown | dadc9f8203137e382df2bfe8dd82a5605293abc7eff8c27e72b493da59fa9873 |
| Publication page | 75d88b30c2a32fb471c0be9830e86545a62a95e2aa947aeb61cd1c991b0b8313 |
| Manifest | a38fff51f4250f0ed8bccca3f3d47beaae73d209cd9a7580475a1fae75bea4e9 |
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 | tRBkJY2lAEX9p08NUTP0u4lei+agHktjoUtyMix08/xMQeazGvLve3CxNt0OfdTEx2AAfvN1nql6CFJx0X08CA== |
| 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
| 2026-09-17T10:20:31.854602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075242observed 75d88b30c2a32fb471c0be9830e86545...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:31.837013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075242/manifest.jsonobserved a38fff51f4250f0ed8bccca3f3d47bea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:31.815703Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075242/publication.mdobserved dadc9f8203137e382df2bfe8dd82a560...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:31.756598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075242/publication.txtobserved 88dd37994749498907ba30b3e8b94f0c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:50.543274Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075242observed 75d88b30c2a32fb471c0be9830e86545...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:50.523192Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075242/manifest.jsonobserved a38fff51f4250f0ed8bccca3f3d47bea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:50.503325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075242/publication.mdobserved dadc9f8203137e382df2bfe8dd82a560...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:50.483798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075242/publication.txtobserved 88dd37994749498907ba30b3e8b94f0c...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. |
|---|