OT-2026-000031517
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, pump 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-2026-000031517) never changes.
Identity and time
| Publication number | OT-2026-000031517 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7b2e-ba9e-6a54f6c0cfbb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031517 |
| Status | PUBLIC |
Content hashes
| Canonical text | 23b91b977f2ec57f7c1283aa870dc6570ad1e5e514cd52fac2a7e91c5fc69b50 |
|---|---|
| Markdown | 15a7fd565f0e1cd11e74e907f126c03b4eedc680e880e14b63bf871914849021 |
| Publication page | 23a4face607cd6db00e9251e8792f9b8374ea8de37dc2507ffe4983708ca4365 |
| Manifest | d92f932de65da85891940b7aa775bf0e1f8775d747b361681671800256b19c98 |
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 | t6CtDIxqn/6Ctb6vxWPjKN53QDCuCguysslKqOzFZf0KWpMfoykjvlT191YLMjyr1L8S92FyffdsJaXLh8OsBw== |
| 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
| 2026-09-17T11:36:21.137132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031517observed 23a4face607cd6db00e9251e8792f9b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:21.117617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031517/manifest.jsonobserved d92f932de65da85891940b7aa775bf0e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:21.099586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031517/publication.mdobserved 15a7fd565f0e1cd11e74e907f126c03b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:21.080913Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031517/publication.txtobserved 23b91b977f2ec57f7c1283aa870dc657...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. |
|---|