OT-2026-000007554
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000007554) never changes.
Identity and time
| Publication number | OT-2026-000007554 · never reused |
|---|---|
| Internal UUID | 01a0ae62-4df6-778b-ae61-e3b872434724 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:13.261569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007554 |
| Status | PUBLIC |
Content hashes
| Canonical text | 471a76f99a23b7725568159a186affbf3bc48a5f1e2d8f2cf9250b2b5bb0fbd7 |
|---|---|
| Markdown | 47965251914f6392cb9d07cebd519099807a821cb2a2fe297c7953f4aafaa01a |
| Publication page | 92d646dc96e4b057c97ebc54dad75d85fce55bb94cc35e3ea52ec5a488c74b2b |
| Manifest | 8a0892f889621d2ed4458b544b15b021d4459c67a23737723748997ece783d8c |
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 | bp5j7xhzDixRzcTSwFC100Tpb42zBJVepZrRLJQzDH73YZ+51kXExzn29U9g5ImpN0TB8c3quHC1qPbEj+8RDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-09-17T08:10:23.952128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007554observed 92d646dc96e4b057c97ebc54dad75d85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:23.935611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007554/manifest.jsonobserved 8a0892f889621d2ed4458b544b15b021...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:23.917014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007554/publication.mdobserved 47965251914f6392cb9d07cebd519099...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:23.899035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007554/publication.txtobserved 471a76f99a23b7725568159a186affbf...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. |
|---|