OT-2026-000087823
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000087823) never changes.
Identity and time
| Publication number | OT-2026-000087823 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa5-750a-a349-1e3e59c78724 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087823 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0fd87b23734f9b7213bdc6347e01f6af50d18404cc95257c9258ba781768ac14 |
|---|---|
| Markdown | 28f70b0fedd67ab6d671017b67f9c3190bb4641ab1f0e2a0d9ea1c20ceb59701 |
| Publication page | 915fc8198886fe3a53c8a52b76e0c83d9342ce4c3facb2f06dbd5ffc989fc0bf |
| Manifest | 3e72a493ba2349e0c8bcd0c4843a8a81487b926bba61fb7b15da410521422767 |
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 | i0HxYtlAvwRKs3PvBzTjDYgWUdqUEtDsYlPQ1LkKZotcLVjiQllVnkw9mh64zXkWA/A6TrVU/i3YRVfPdaUQBA== |
| 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
| 2026-09-17T09:49:03.705624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087823observed 915fc8198886fe3a53c8a52b76e0c83d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:03.685268Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087823/manifest.jsonobserved 3e72a493ba2349e0c8bcd0c4843a8a81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:03.666753Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087823/publication.mdobserved 28f70b0fedd67ab6d671017b67f9c319...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:03.646642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087823/publication.txtobserved 0fd87b23734f9b7213bdc6347e01f6af...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. |
|---|