OT-2026-000027684
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, sustained 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-2026-000027684) never changes.
Identity and time
| Publication number | OT-2026-000027684 · never reused |
|---|---|
| Internal UUID | 01a0ae72-699a-7849-81bd-f55590098ced · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027684 |
| Status | PUBLIC |
Content hashes
| Canonical text | 09616d648ca60847561b9c11012bb8b761bb555da2c569a129aee82a8314b5be |
|---|---|
| Markdown | 8847e5946949731a8e01dedbe05cb445f3e156fd1fb17db1fa1024afcd6085f9 |
| Publication page | ec533ee43bf6cb7211e23b0a5ff9fcb3c574c7313982227bdda2dc735c350989 |
| Manifest | f6f64c814add0ffa037ee19b9397814025e061ac73fc80d50c6ee1d91e7ddaa4 |
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 | gEhZ6hZCz5bdYO9IwO960Ql1FMUOj16x+XDW2tjIzKAZbc0XQ8Xn/x8Ju1tsYCAn+qa+mJu/GppbivlSj3AGAg== |
| 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
| 2026-09-17T11:43:13.433734Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027684observed ec533ee43bf6cb7211e23b0a5ff9fcb3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:13.417388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027684/manifest.jsonobserved f6f64c814add0ffa037ee19b93978140...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:13.398486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027684/publication.mdobserved 8847e5946949731a8e01dedbe05cb445...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:13.383293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027684/publication.txtobserved 09616d648ca60847561b9c11012bb8b7...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. |
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