OT-2026-000013212
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000013212) never changes.
Identity and time
| Publication number | OT-2026-000013212 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fc8-7e1b-a607-a4dbce794f2e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013212 |
| Status | PUBLIC |
Content hashes
| Canonical text | 64d94f831d8522db0c03b12a1a1fe0d36c5dfe984a04630b90044e18888350ff |
|---|---|
| Markdown | bde8d00ffee8c7f78d1b76c1edc357ee75ebaff9cb77aea49ac721f73fed6e71 |
| Publication page | e4717aea7d2c8cb70ed8b24237b92fa4b88ca2927f0fd1516475a56a9e8ef77a |
| Manifest | 2704306d1d685e0dddad2c7558b6cd181e141b2369b209f9518a554cad05e789 |
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 | 3iyhvr8p1BWylVMTv7i56MvljAYq3wcsS7piAev6wHl0K7UYoQFx2j5BFVCXA78s2lUWh0EoNAXVmuebKI1UAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:09:36.084961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013212observed e4717aea7d2c8cb70ed8b24237b92fa4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:36.064429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013212/manifest.jsonobserved 2704306d1d685e0dddad2c7558b6cd18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:36.043953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013212/publication.mdobserved bde8d00ffee8c7f78d1b76c1edc357ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:36.023245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013212/publication.txtobserved 64d94f831d8522db0c03b12a1a1fe0d3...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. |
|---|