OT-2026-000052331
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000052331) never changes.
Identity and time
| Publication number | OT-2026-000052331 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e791-72fe-ab95-6d97559eb2e0 · 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-2026-000052331 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8ac7d208217ff3e2ed9551bb6aa59008cdf7b6470cb8f2e4007e652aafe531a8 |
|---|---|
| Markdown | d349521ec28afd1d053fae4284c5ed4c54ab835f82e00815b78a7a149524e5ea |
| Publication page | b931ca1012b5f1102573701d9c84b2c7f86e68d20b971f368a0d01f3065cdeaf |
| Manifest | 32d9dcec3c5fe614f42877739d5b289c792679a748bf249197033955fb62e792 |
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 | GdtyxdIK/eiqObVQbYRubOrLt3ST+s44EWWUO0nlF/S0ajYr52G7E/D/IoP1WiyEEb2OiUxTaa1eIFrZANGtBw== |
| 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
| 2026-09-17T10:58:01.272699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052331observed b931ca1012b5f1102573701d9c84b2c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:01.253279Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052331/manifest.jsonobserved 32d9dcec3c5fe614f42877739d5b289c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:01.232367Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052331/publication.mdobserved d349521ec28afd1d053fae4284c5ed4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:01.213900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052331/publication.txtobserved 8ac7d208217ff3e2ed9551bb6aa59008...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. |
|---|