OT-2026-000081389
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, sustained 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-2026-000081389) never changes.
Identity and time
| Publication number | OT-2026-000081389 · never reused |
|---|---|
| Internal UUID | 01a0ae96-f375-7594-80b3-0954302b30e5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:43.461344Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081389 |
| Status | PUBLIC |
Content hashes
| Canonical text | f3632d35fd7423e2a26eb72659b5a183ab8009c76d82a196fad9f22f62b88156 |
|---|---|
| Markdown | e92631318e7b0367786e1a81df61eed2ee0db67cbc91331213937d6464586a3e |
| Publication page | 71bfc203dac139e93a7ba39fc9a5e032b98726e025c32a0d472f33a07da6c6e9 |
| Manifest | 2c03bee713ec1252c9542d0f64f0482da88052524a6d7721e52380513f886e16 |
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 | hPuJ+it80ENzY3NoGAWtJu1Qy3IFxNP8rOTnEmoyXkrVKpJYY2NsX32wDxhcXxEfmVTe0nMHow6m1eN1PrvkCg== |
| 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
| 2026-09-17T10:01:31.847958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081389observed 71bfc203dac139e93a7ba39fc9a5e032...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:31.829379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081389/manifest.jsonobserved 2c03bee713ec1252c9542d0f64f0482d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:31.810530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081389/publication.mdobserved e92631318e7b0367786e1a81df61eed2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:31.789921Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081389/publication.txtobserved f3632d35fd7423e2a26eb72659b5a183...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. |
|---|