OT-2026-000028134
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000028134) never changes.
Identity and time
| Publication number | OT-2026-000028134 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7d4f-96ed-89f65d0a2cb3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028134 |
| Status | PUBLIC |
Content hashes
| Canonical text | 21696f31aa8d5bd93bfda00708d9a29217c856e9f2d1ea015d7581e3c8ebeaee |
|---|---|
| Markdown | dceec4487b2d8f8a705962e771aad712363448adf45c976b15e719ff6b1de6d4 |
| Publication page | 55bdcd5e23f6724e0654afffbb9cac9336a3bb0f7e6615b3c821af9aaed8bd55 |
| Manifest | 36ea37de2d38e04904dffc7d1b53ca17cc0eebfa342c33b87dd7f6ad6cc0e10c |
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 | qHN2F/W5s5y2rKaiKMjpJJpzI8JQkNaeu2MGhxUvs2Bd3VaTpLOe+qBMFFZ+ph6cIvOK3CFTNzLf4HAYhJ8qAQ== |
| 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
| 2026-09-17T11:42:29.229045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028134observed 55bdcd5e23f6724e0654afffbb9cac93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:29.213338Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028134/manifest.jsonobserved 36ea37de2d38e04904dffc7d1b53ca17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:29.197910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028134/publication.mdobserved dceec4487b2d8f8a705962e771aad712...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:29.181142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028134/publication.txtobserved 21696f31aa8d5bd93bfda00708d9a292...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. |
|---|