OT-2026-000057353
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold 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-2026-000057353) never changes.
Identity and time
| Publication number | OT-2026-000057353 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5bd-79ef-932d-7a9dd9083ff5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057353 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3b09eace7804e826e01ed0b0dd9d043695a73f02d357df978ac5318822dd6aef |
|---|---|
| Markdown | ab5de94564eb3f615901379b59ef9e0210bdc6d74c21c018724a1f28938ab970 |
| Publication page | 33b11a31e877207f5212709b40e19cc5f21b54534a5f99eb9e4bfa6bf8c0a2b6 |
| Manifest | 23566939f71e4bc54136cfd6d82a001dc09d9c5340189fc717a283fc5b6fa086 |
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 | 2EriE7pZXQCJYj9nvgAwZPZsufrR9uHQK1a5Ulc31eZqSgMi6jYpqt0OrTEy1GJVxZeK49fE10Q5QLzp5MGiBQ== |
| 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
| 2026-09-17T10:50:28.783635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057353observed 33b11a31e877207f5212709b40e19cc5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:28.766629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057353/manifest.jsonobserved 23566939f71e4bc54136cfd6d82a001d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:28.750199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057353/publication.mdobserved ab5de94564eb3f615901379b59ef9e02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:28.734029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057353/publication.txtobserved 3b09eace7804e826e01ed0b0dd9d0436...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:37.966214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057353observed 33b11a31e877207f5212709b40e19cc5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:37.947769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057353/manifest.jsonobserved 23566939f71e4bc54136cfd6d82a001d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:37.929751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057353/publication.mdobserved ab5de94564eb3f615901379b59ef9e02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:37.912392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057353/publication.txtobserved 3b09eace7804e826e01ed0b0dd9d0436...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. |
|---|