OT-2026-000090323
Publication integrity record
Two bellows cup vacuum gripper, two zone face, pump fed, pressure sensor per zone, sustained blow-off before set-down, on a tool changer
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-2026-000090323) never changes.
Identity and time
| Publication number | OT-2026-000090323 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2c-797a-b71b-69b35365a755 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090323 |
| Status | PUBLIC |
Content hashes
| Canonical text | 22223621e9e1f24526ea864e174fb2e60fb6b5f20c5c252ad867ce4806f7bc70 |
|---|---|
| Markdown | 604db1eb064d6d7adab74c13d5c8d28a67b5eab1fde830edac95e000f6169f9f |
| Publication page | dc6c7cd59f01797f63522967bbe31e6d27f4dd13b3ff7c13e32345a6a617bd26 |
| Manifest | 832c1eff2f68d4c5c95e4e1a7cec3e235f441fdf550f3fed99f840857e89de09 |
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 | J4LxBvoJN4QfY79JOSgReeOyuMxCCaUv1jIqMYx6SVlRaoNPdk5wImWAxh4Nzv8xZ9i06E0pJ36y+PhsZddMCg== |
| 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
| 2026-09-17T09:44:24.559664Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090323observed dc6c7cd59f01797f63522967bbe31e6d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:24.540890Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090323/manifest.jsonobserved 832c1eff2f68d4c5c95e4e1a7cec3e23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:24.522726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090323/publication.mdobserved 604db1eb064d6d7adab74c13d5c8d28a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:24.504553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090323/publication.txtobserved 22223621e9e1f24526ea864e174fb2e6...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. |
|---|