OT-2026-000050877
Publication integrity record
Two cup vacuum gripper, two outlet manifold, 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-2026-000050877) never changes.
Identity and time
| Publication number | OT-2026-000050877 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b3-767d-9f9b-ae09f9d4a384 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050877 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f22482d70f41bc8d79423fa9d523b1b7dfecef6845939f86de2878e0de5946b |
|---|---|
| Markdown | dd3bb651ad2d4b78ea81e402c63412a7dacfafebe3e27f4142c8e534f0576fbb |
| Publication page | f2949c217a0f14693b81b7900cd6959f1a6b4c2863b6a8704a7c8d8566baa89a |
| Manifest | 84cca5ae839f90a0f153a03250f5b1152329db1f7495baad48a7f43928aa2ef6 |
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 | gXB+HMyCDlFrWBrpLgOva4nS9s+6EyzFwNDvLRYlzTe7Q3/pKY4GJRSFsDkVgIIgKBERl4gWLJ7jJhhoZAgeDA== |
| 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
| 2026-09-17T11:00:36.466686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050877observed f2949c217a0f14693b81b7900cd6959f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:36.446063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050877/manifest.jsonobserved 84cca5ae839f90a0f153a03250f5b115...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:36.423662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050877/publication.mdobserved dd3bb651ad2d4b78ea81e402c63412a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:36.401973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050877/publication.txtobserved 7f22482d70f41bc8d79423fa9d523b1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:36.398311Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050877observed f2949c217a0f14693b81b7900cd6959f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:36.372125Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050877/manifest.jsonobserved 84cca5ae839f90a0f153a03250f5b115...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:36.351807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050877/publication.mdobserved dd3bb651ad2d4b78ea81e402c63412a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:36.329701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050877/publication.txtobserved 7f22482d70f41bc8d79423fa9d523b1b...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. |
|---|