OT-2026-000056478
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000056478) never changes.
Identity and time
| Publication number | OT-2026-000056478 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af4-736b-9a6f-0645aacbf766 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056478 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0838dad08cd97d6a49d68b2762b05030aa9b1b206980b17d2f4928c9475820f8 |
|---|---|
| Markdown | 58a1dfd6a64fc5c83457ffeaaf0fda7d03c9225ed952ff6f0565aaf535fe9445 |
| Publication page | 186ff56b04fb7739ddac3017d60c7b8d2a20ac773e9e2278141aefabd1d7d145 |
| Manifest | 276831888a970e91e9f064fc12c9cefa44bcc968a2cfcf69bb2e26fce3bc6459 |
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 | PbsDkQyBUSdhZWGLcvTuJOytvs3PHiGDIpvg8pqIkRK0Po5Zkn7h3IFqDm2c98hJlu/1gOtZ4hnDrVt7YhHgDg== |
| 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
| 2026-09-17T10:49:47.175133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056478observed 186ff56b04fb7739ddac3017d60c7b8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:47.157565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056478/manifest.jsonobserved 276831888a970e91e9f064fc12c9cefa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:47.140271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056478/publication.mdobserved 58a1dfd6a64fc5c83457ffeaaf0fda7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:47.119785Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056478/publication.txtobserved 0838dad08cd97d6a49d68b2762b05030...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. |
|---|