OT-2026-000056891
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000056891) never changes.
Identity and time
| Publication number | OT-2026-000056891 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af8-7006-ae21-f84c761cafe1 · 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-2026-000056891 |
| Status | PUBLIC |
Content hashes
| Canonical text | 43f21ceb30333cd991a96c9fe306ea04aa826ae81e50710cbedc6d9f8c437aee |
|---|---|
| Markdown | ed598c0abef1e2ca906176caed88ef07ae14b527011405c1ce547cdda428ac13 |
| Publication page | 953515f35dfff4a33cce0970f073740c9fdecfbc5dd1c685ba2d594b96865006 |
| Manifest | 21b49c6a9729830b64925ad8f74655e79810d2d364b4aa7016cd38e0ea3939fd |
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 | /Q5GXDVZD7md8J5k2Qpmpxl2fZukPEnpYpE8HwOxYGLz8hfjrmFciXbg2hzGQOO6FpS2KHoKGxvehC+bTN9EAA== |
| 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
| 2026-09-17T10:50:25.584003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056891observed 953515f35dfff4a33cce0970f073740c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:25.566139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056891/manifest.jsonobserved 21b49c6a9729830b64925ad8f74655e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:25.548210Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056891/publication.mdobserved ed598c0abef1e2ca906176caed88ef07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:25.530020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056891/publication.txtobserved 43f21ceb30333cd991a96c9fe306ea04...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. |
|---|