OT-2026-000005431
Publication integrity record
Porous face vacuum gripper, common isolation valve, three outlet manifold, plant vacuum fed, contact triggered
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-2026-000005431) never changes.
Identity and time
| Publication number | OT-2026-000005431 · never reused |
|---|---|
| Internal UUID | 01a0a938-ccf9-7da3-9c7e-df24039bde33 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:57:47.131768Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005431 |
| Status | PUBLIC |
Content hashes
| Canonical text | e8e175ffa65506eaa0c2ab8dda56a20154907a26ae0a563bd2aeb8aee56c0ad8 |
|---|---|
| Markdown | 7d3c21d6bdc369a45b58cb7878e23039820f80d070b36ae5c171c8fb349a2262 |
| Publication page | e8ede0152b7631d53bcebf8403b0b05696cf6fb8e91fe590b4d024337e8c7b1a |
| Manifest | 33f2a6dcd5934af3ac912dd9dc4bb8be5293d36211caa3e33944c30771684186 |
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 | 8Q817nw2+Ygw2bWZWD7bwI/kdra6PFZCJu/4Kw3G2kO7IDmEpkzA9nnfJPkKr34iPTiGLGL7VEZfsJkXSo2oDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:00:10.244420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005431observed e8ede0152b7631d53bcebf8403b0b056...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:10.230119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005431/manifest.jsonobserved 33f2a6dcd5934af3ac912dd9dc4bb8be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:10.213391Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005431/publication.mdobserved 7d3c21d6bdc369a45b58cb7878e23039...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:10.196798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005431/publication.txtobserved e8e175ffa65506eaa0c2ab8dda56a201...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. |
|---|