OT-2026-000057237
Publication integrity record
Three cup vacuum gripper, three 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-2026-000057237) never changes.
Identity and time
| Publication number | OT-2026-000057237 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5bb-7dca-a4c1-756e78fa2d24 · 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-2026-000057237 |
| Status | PUBLIC |
Content hashes
| Canonical text | 98f44e083e23d2d15fc7126624c644c5dca055d8ac335f33e3c21bdac71916d5 |
|---|---|
| Markdown | ada25cb6c721d61b6effe7682c8e9b1ef1dbdff19834463bb819758ac37de711 |
| Publication page | 86faa023291035dcf84d2d0bd3f13e843f197034e930c1ef95b7b1c546df6563 |
| Manifest | 49de8159c611b6841dce1133e5127861e2c55bfc7c654ecad5cf8edd459fe69e |
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 | gvEE/mOlpLNF2ZwKAGJx2j3WWGmz9NO/kI7ZeK/+M6wxn7Qd10arKPaEANlhnQBNRRfW/ED9AvRM6ax3ghF0Bg== |
| 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
| 2026-09-17T10:50:17.920437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057237observed 86faa023291035dcf84d2d0bd3f13e84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:17.904358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057237/manifest.jsonobserved 49de8159c611b6841dce1133e5127861...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:17.886174Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057237/publication.mdobserved ada25cb6c721d61b6effe7682c8e9b1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:17.868552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057237/publication.txtobserved 98f44e083e23d2d15fc7126624c644c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:23.527782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057237observed 86faa023291035dcf84d2d0bd3f13e84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:23.510517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057237/manifest.jsonobserved 49de8159c611b6841dce1133e5127861...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:23.492699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057237/publication.mdobserved ada25cb6c721d61b6effe7682c8e9b1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:23.472985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057237/publication.txtobserved 98f44e083e23d2d15fc7126624c644c5...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. |
|---|