OT-2026-000073640
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000073640) never changes.
Identity and time
| Publication number | OT-2026-000073640 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8c-7ea8-a1bf-1a1a2d5ef142 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073640 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3b896903c0d044688404ec67344cbcd33c69ff282542914e5f3f7b63f64db19d |
|---|---|
| Markdown | 0c5218726da450d7bf83cfa1ab0f60da6c0ea560bef6b0bc6e8cde8c4a274167 |
| Publication page | e46c39cb397a9814ccc111a2e5d0dc106cc8fbebb2846dbb50c0253170d8e074 |
| Manifest | ccbf0028e0c366245316a329954b78d8ef2c1f26345a920c7ad35e9594560be2 |
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 | ZZhh2oQzOmhOdsJhezTpj3KvnVQHQ7LFiHq0bUj/w6BfSPUnsXwD2G5PMB6NGN/SgkdCRhQCL+sbwoWpZMLnAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:19:41.197279Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073640observed e46c39cb397a9814ccc111a2e5d0dc10...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:41.177650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073640/manifest.jsonobserved ccbf0028e0c366245316a329954b78d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:41.158562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073640/publication.mdobserved 0c5218726da450d7bf83cfa1ab0f60da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:41.139487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073640/publication.txtobserved 3b896903c0d044688404ec67344cbcd3...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. |
|---|