OT-2026-000071655
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000071655) never changes.
Identity and time
| Publication number | OT-2026-000071655 · never reused |
|---|---|
| Internal UUID | 01a0ae92-1e91-7c7c-89ca-ad9b55196a28 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:26.841552Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071655 |
| Status | PUBLIC |
Content hashes
| Canonical text | df8ffee3fe14aa849e1143e47688acbbe47519731804247104a64ee7fcf47aa5 |
|---|---|
| Markdown | 9dbc7bcaad8bfebfba6d22b8a5dff5b85c9348b864f0b53af2dcee383e521487 |
| Publication page | 99ff6cbab72c8bc5f3cbf220ee2b8f74a0da51fe204e64ce2cade66926312aef |
| Manifest | 89bc8d94be8a5f197555a140f74e61176b4b460f0735452d18d53e559db6f53a |
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 | Q7As8HW2IzBqWI4KYcNKrNtTau9pR5fGFjeQolHUegH6B5+K5UTke/3wJ+z8mBvZhW+tYudDrH2BKS+PrJe8Dg== |
| 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
| 2026-09-17T10:23:41.283688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071655observed 99ff6cbab72c8bc5f3cbf220ee2b8f74...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:41.266999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071655/manifest.jsonobserved 89bc8d94be8a5f197555a140f74e6117...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:41.249875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071655/publication.mdobserved 9dbc7bcaad8bfebfba6d22b8a5dff5b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:41.232961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071655/publication.txtobserved df8ffee3fe14aa849e1143e47688acbb...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. |
|---|