OT-2026-000056212
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off after set-down
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-2026-000056212) never changes.
Identity and time
| Publication number | OT-2026-000056212 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd1-7603-adc4-9c796a31c4be · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:37.517586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056212 |
| Status | PUBLIC |
Content hashes
| Canonical text | 98442f3761d59bf763dc81ed1ab8bb2f061f776fecbf567a33baf62f8fdb3e9a |
|---|---|
| Markdown | 3ad2af5ece62a90945902043d82ff7899557fb167db842a0aa794062128fe2c2 |
| Publication page | 2cd58f519aac2571e692fbf6aaaff4b7436a1b24ce775f685771634d243537a5 |
| Manifest | 537ce5b2b3b541c477516a7d73984732fe54dca47b354a510702dd3def9f11ad |
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 | s22YKStTcK7Xx1r6eyVbq0DqraJBmIoKHytPDVJPZG758T/K4/fPJ8hDYrwxATPqjtY+f2y8Gb1ODxiLiwvcBg== |
| 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
| 2026-09-17T10:50:41.139104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056212observed 2cd58f519aac2571e692fbf6aaaff4b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:41.122429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056212/manifest.jsonobserved 537ce5b2b3b541c477516a7d73984732...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:41.105683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056212/publication.mdobserved 3ad2af5ece62a90945902043d82ff789...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:41.087311Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056212/publication.txtobserved 98442f3761d59bf763dc81ed1ab8bb2f...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. |
|---|