OT-2026-000051673
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000051673) never changes.
Identity and time
| Publication number | OT-2026-000051673 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c82-77e4-aff0-ad85558b223b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:27.829082Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051673 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5868b287fc24f553106aba595c2853ed108cae366e2857da23120f5beae6c847 |
|---|---|
| Markdown | 4eb7dfbcc9e2c871d527356cb92e1af9df904cafa533e5ac2a9759e357d8504e |
| Publication page | 83e21b4f1bc660c5b4525123bf29fcd6457320b5cddcb4746dbc6c253b997a06 |
| Manifest | ab422e257c1e06c6fd86e70f17757c8a47f62e4725d03f556b55eb0f0f9ae71b |
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 | yeDNkGm19KO3HiK+Yp35DqFAr9D7/V3AXbD4XhERoHoN1zp5OX6nrInyeTFlMi5IdDEmjDZXyKUjOBLn9tIzAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:58:32.620989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051673observed 83e21b4f1bc660c5b4525123bf29fcd6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:32.602644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051673/manifest.jsonobserved ab422e257c1e06c6fd86e70f17757c8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:32.584242Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051673/publication.mdobserved 4eb7dfbcc9e2c871d527356cb92e1af9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:32.565390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051673/publication.txtobserved 5868b287fc24f553106aba595c2853ed...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. |
|---|