OT-2026-000052698
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000052698) never changes.
Identity and time
| Publication number | OT-2026-000052698 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42c-7cb6-8f01-66e03210f27d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052698 |
| Status | PUBLIC |
Content hashes
| Canonical text | 89b80990d751024aa7fa19458aae2a8ad35a1885b8f9853ed0fcc523244278c4 |
|---|---|
| Markdown | dbbebd0ce770366b04c6daa7839badf2a92dfd16fe5593f83e1365ef9cef54ef |
| Publication page | 2ea0aec2bec674959ccaae48c94c51c02435f76c3d56908a60bb84e798f59609 |
| Manifest | 4c209d4f4e88ac893cd360910663293a9f8930d71b79c824e3db58d6b132a357 |
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 | VAO1O3CxzMwyNM/7Hi3Yfla9UyjyYvE9p79A1D/VhbdfOhFTnUF1t5gBeqoeIK9ro4e3gpAaFchW3KbXjBwEDQ== |
| 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
| 2026-09-17T10:55:40.948495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052698observed 2ea0aec2bec674959ccaae48c94c51c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:40.930749Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052698/manifest.jsonobserved 4c209d4f4e88ac893cd360910663293a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:40.912059Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052698/publication.mdobserved dbbebd0ce770366b04c6daa7839badf2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:40.893589Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052698/publication.txtobserved 89b80990d751024aa7fa19458aae2a8a...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. |
|---|