OT-2026-000072738
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000072738) never changes.
Identity and time
| Publication number | OT-2026-000072738 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89da-76b5-b573-74672704a077 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072738 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3101cd6eb03121698bc8daf75fea04f7e9a7ee9fc5854b21d916a09a6a7972a5 |
|---|---|
| Markdown | 5bf47cebae0151abb4a7da682d5ef4ddab06adc8050a5047e28eb941080f9509 |
| Publication page | f5d57d879cc99e4ba6a4af9683b2b2ca0cff7bc1c43a5918216c378c8619fbe1 |
| Manifest | af65506fff5c50573406ff3ce85b1457a153e139a0887ff8be10c71d7654fa2c |
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 | FYD+V586GBHGyeuFwtXkBbhZeGANI1adWnQ4po8Ws3r8g1DapUHSsIBjniAHSvYxoyEjWBNBs+bJSBlGdx+jDw== |
| 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
| 2026-09-17T10:22:38.476939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072738observed f5d57d879cc99e4ba6a4af9683b2b2ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:38.460424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072738/manifest.jsonobserved af65506fff5c50573406ff3ce85b1457...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:38.442573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072738/publication.mdobserved 5bf47cebae0151abb4a7da682d5ef4dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:38.423412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072738/publication.txtobserved 3101cd6eb03121698bc8daf75fea04f7...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. |
|---|