OT-2026-000087513
Publication integrity record
Three bellows cup vacuum gripper, three zone face, single stage ejector, supply line pressure sensor, 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-2026-000087513) never changes.
Identity and time
| Publication number | OT-2026-000087513 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd51-72c6-a0ad-b264f2e7b75c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087513 |
| Status | PUBLIC |
Content hashes
| Canonical text | 17a68e79b0a824bed9e770e98d879059176d50e8fd765fd4308b5e60383af28c |
|---|---|
| Markdown | afae8500f6341789f157c32f9adf04b459ff4aa18f16bddaa2a7c7524a14997d |
| Publication page | 21f071216e81769f0014dc9d48e433cc014b4d5ad0fe7967403bebe0cb6f6ff4 |
| Manifest | 58972cf9a38cd5a6419823e0245039ac1f579500972d16c9fdc772ca3dfd2bc1 |
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 | VLIPHgrlFPkLIbwmu/CIo8300hJE89wuk8Ww4R80PSznjmEyNgPYwrsgx0nkFvY0BDVBvXf/Qp7m03hQayUADg== |
| 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
| 2026-09-17T09:50:50.887603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087513observed 21f071216e81769f0014dc9d48e433cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:50.871552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087513/manifest.jsonobserved 58972cf9a38cd5a6419823e0245039ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:50.855220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087513/publication.mdobserved afae8500f6341789f157c32f9adf04b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:50.839131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087513/publication.txtobserved 17a68e79b0a824bed9e770e98d879059...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. |
|---|