OT-2026-000051321
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, vented before set-down
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-2026-000051321) never changes.
Identity and time
| Publication number | OT-2026-000051321 · never reused |
|---|---|
| Internal UUID | 01a0ae83-2740-75ff-886c-cad013bbe832 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:05.998905Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051321 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3ed7a43f694f1384f19cd6ddbbc0466f3fb467e3366454ccaa1af094411c8798 |
|---|---|
| Markdown | 1a66b7be8304e0f076723e2c7b72c30b7b6f748aef7a24550447b5a2dbe5ca09 |
| Publication page | cf804aab4665662fb0f4cd6b13153f979c6e5f5b32ff1babd4c0ece45759edb7 |
| Manifest | d6184e4f1778b0725e709ef18b357d35e3c5b634f2ac824aaf458d8b4bafaf48 |
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 | AGj8VecWHvd5a6aYT1L4xfRr0l6UnbodBHXs1SFE+/JPW+MjTYaDGNI4XLKzmSbTubYBdN9kYCCnSzYK2Lk8AQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T10:59:12.063731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051321observed cf804aab4665662fb0f4cd6b13153f97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:59:12.045019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051321/manifest.jsonobserved d6184e4f1778b0725e709ef18b357d35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:12.025128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051321/publication.mdobserved 1a66b7be8304e0f076723e2c7b72c30b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:12.004815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051321/publication.txtobserved 3ed7a43f694f1384f19cd6ddbbc0466f...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. |
|---|