OT-2026-000074160
Publication integrity record
Two bellows cup vacuum gripper, two 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-2026-000074160) never changes.
Identity and time
| Publication number | OT-2026-000074160 · never reused |
|---|---|
| Internal UUID | 01a0ae93-7178-74b6-84b3-538f307d32ad · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:53.574555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074160 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8e6f7641f7a5bcfae9ec7fdc526f5ad0f6d99636c48b8d49c5c85fba4d408960 |
|---|---|
| Markdown | 3c1a4f7ca81578e2fe7cc4a59ae6f78f19d4eece1ac108285438a992cc663f9a |
| Publication page | 08c2333eb00858e29ad74298aa87bad12284fcaa99259eee55446ae5c213c893 |
| Manifest | 4b6dd22ffeaa0cd964f2b53f5b4eba179651de3668e4a5e37e4140336621af46 |
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 | 5EHgfDWo2cFje66vwbCjTT+hztJEHO0xsCMG+VHLAQFex/i8T6JuFCyYjOrznMS9r+bIjuxV2kILTDfFbxJcCA== |
| 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
| 2026-09-17T10:19:00.534105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074160observed 08c2333eb00858e29ad74298aa87bad1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:00.518204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074160/manifest.jsonobserved 4b6dd22ffeaa0cd964f2b53f5b4eba17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:00.500967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074160/publication.mdobserved 3c1a4f7ca81578e2fe7cc4a59ae6f78f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:00.483485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074160/publication.txtobserved 8e6f7641f7a5bcfae9ec7fdc526f5ad0...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. |
|---|