OT-2026-000072022
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000072022) never changes.
Identity and time
| Publication number | OT-2026-000072022 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c0-75bd-9f67-c16931143c9e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072022 |
| Status | PUBLIC |
Content hashes
| Canonical text | c9654567a125ae41a05c1207a6ab8d7a8435136d0703130a328ec3b7a9c97c7f |
|---|---|
| Markdown | 6cbb38bae5a09b8454158b14fbd2fc36a35af04a2f0b48b826a0fad94071bd8d |
| Publication page | 8c1feba90cf876972c1e20534bc17d0ff859101049a8af97bea23fac0bffe16e |
| Manifest | b033502c78b490807fb0bdbc6cc4a1e352c66dea0a4ad3779c49b07191f580e1 |
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 | ZQMtANboRaE/D6/LLBtkaHmJ9EvaCV5mEIyCjYrTZPe6WUKvMko7wG83sW83cqoGpy9I2RmugDgfU9jIrqP1DA== |
| 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
| 2026-09-17T10:23:05.060850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072022observed 8c1feba90cf876972c1e20534bc17d0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:05.043391Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072022/manifest.jsonobserved b033502c78b490807fb0bdbc6cc4a1e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:05.026721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072022/publication.mdobserved 6cbb38bae5a09b8454158b14fbd2fc36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:05.009048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072022/publication.txtobserved c9654567a125ae41a05c1207a6ab8d7a...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. |
|---|