OT-2026-000054559
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, 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-2026-000054559) never changes.
Identity and time
| Publication number | OT-2026-000054559 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1283-7fdb-a65b-771987c41dc4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054559 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d9af74ff94d70867e92e227392b0efce7b6d4ca5bec8fc8aeef14b60faf9f40 |
|---|---|
| Markdown | 93d6b20d98146d727e8fccc811fcf768ae3db92a7714a2c6ca082c9005105e21 |
| Publication page | 8ce085aeac4651b2546c82723b0b2a0ff0dc398d000b75c4796ae19b1f54217d |
| Manifest | adfe8199a5f2217a165ba8f7ce625350e5488c55b0351e923428c728af4909cf |
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 | 2DIbwqefHCSuIEYcmno2XActDMdDKSD2i6RZQGn4HRommeW/BOlFuv7EoXc2qtJEP60jflxo0RauCjeqFwNAAg== |
| 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
| 2026-09-17T10:53:36.010238Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054559observed 8ce085aeac4651b2546c82723b0b2a0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:35.989501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054559/manifest.jsonobserved adfe8199a5f2217a165ba8f7ce625350...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:35.970941Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054559/publication.mdobserved 93d6b20d98146d727e8fccc811fcf768...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:35.953890Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054559/publication.txtobserved 7d9af74ff94d70867e92e227392b0efc...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. |
|---|