OT-2026-000031998
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000031998) never changes.
Identity and time
| Publication number | OT-2026-000031998 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad2-7b7b-85e5-78af0128a7b2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031998 |
| Status | PUBLIC |
Content hashes
| Canonical text | 10b57393a9339c6fb3ccdbfa7ab539b6cb4b76d0c4764bc6cc22c639fdbf50fb |
|---|---|
| Markdown | eb11e85b7abc7e06b824ab871e515783bcb19ac51d4136fa2cdb7717f6900657 |
| Publication page | b557a7d32d50594e1c9cffe187bf7d29908f509951062fc3c8a7d0e474f644f6 |
| Manifest | dcdbb212de1620ace6e21ea06f7dc83ee3458c6f3044b9d3cefaf8bb40602e5e |
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 | bFe9FTlcot8m1DWCdZqDwy2zspCkgvIJfFwfWaSjYaf9jyDCFjrJJ6K0shym8sZ2sg8OFFjRKjeffQOlgyMKCg== |
| 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
| 2026-09-17T11:35:23.856767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031998observed b557a7d32d50594e1c9cffe187bf7d29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:23.832384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031998/manifest.jsonobserved dcdbb212de1620ace6e21ea06f7dc83e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:23.811203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031998/publication.mdobserved eb11e85b7abc7e06b824ab871e515783...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:23.792360Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031998/publication.txtobserved 10b57393a9339c6fb3ccdbfa7ab539b6...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. |
|---|