OT-2026-000077683
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000077683) never changes.
Identity and time
| Publication number | OT-2026-000077683 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ecf-773c-ae62-09842459f696 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077683 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ae48c15cf091cca84c300bdfaafacd63ad669bb2181d45aa9658ad8c00be760 |
|---|---|
| Markdown | 5623bdc1f0b91251e75726cc57ff8ebdebd38f2f4ea1947d28d490a0f5eb5703 |
| Publication page | c81441affe61ff4e2386c6452e17ba53e12c901057eb7bcf0e229d971bb074f2 |
| Manifest | f63890cea37473a15083db6a3ed9f39ce1c56715a4757aaa3e44e33d43e8b830 |
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 | SG5+DoZ11ux5lw8KsYA3HV5L0n34vFt8P8m4qUUJQIefnjvh1jkqgX44Lv/nUlUvpmGavJ7FZAWHZcVO8szVCg== |
| 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
| 2026-09-17T10:07:15.298494Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077683observed c81441affe61ff4e2386c6452e17ba53...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:15.279031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077683/manifest.jsonobserved f63890cea37473a15083db6a3ed9f39c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:15.260981Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077683/publication.mdobserved 5623bdc1f0b91251e75726cc57ff8ebd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:15.243050Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077683/publication.txtobserved 4ae48c15cf091cca84c300bdfaafacd6...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. |
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