OT-2026-000052198
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000052198) never changes.
Identity and time
| Publication number | OT-2026-000052198 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e790-7e9e-8140-5eeda68a42c7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052198 |
| Status | PUBLIC |
Content hashes
| Canonical text | 609be01e4a9f8c04246c791d0cd2a867783ab31cafdc7d5c3e1bbebcf40738f1 |
|---|---|
| Markdown | 721a84c3f7309897aaf6cbee49732949c9b1fab857a1aa24e59a69608f51cfaf |
| Publication page | 58dee5e90c01389b8194b044790e4f1114397ec858b8a7c0f1ee437c46292eea |
| Manifest | 882b80844c9af10a5b8959a4624636373a8b5662e2cc1434a3ec28b0c3a7b255 |
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 | sOyOgJ8OrAC7UQ/WQlF5qwfz5/4Th/qgaFkXA9gBBmilDUtzHKMm5x6A08cfbvkVi/w5dqCc7ZusEWKcr7lKBA== |
| 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
| 2026-09-17T10:57:45.873707Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052198observed 58dee5e90c01389b8194b044790e4f11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:45.856014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052198/manifest.jsonobserved 882b80844c9af10a5b8959a462463637...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:45.837595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052198/publication.mdobserved 721a84c3f7309897aaf6cbee49732949...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:45.820705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052198/publication.txtobserved 609be01e4a9f8c04246c791d0cd2a867...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. |
|---|