OT-2026-000090909
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, 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-2026-000090909) never changes.
Identity and time
| Publication number | OT-2026-000090909 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-70e2-9078-6c31190850d7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090909 |
| Status | PUBLIC |
Content hashes
| Canonical text | 62d38a78a3dc3cbe9d897dd259c4b1564ec6b5e585103705224a85f7166ccddc |
|---|---|
| Markdown | 70e667d972c01159117e57084a6683a6f4418be8f32ee880d2bc7feb97b0f5be |
| Publication page | 46f914cd75af4a3e0b5a99bb46df5bb1dd0915306482ba8a4e5a387401562fc9 |
| Manifest | cf1bb58432b1fd481fcee3e0faf0dc7481a127f0630d985d427efc2c32d81dbc |
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 | NIivaAkxAIErdcI/896aJU61Be9xc26l99RhGQbDX5eLU/w8vCL1d2/BO0UcUFywAo4UFyZCaPhlttPz3xquDg== |
| 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
| 2026-09-17T09:44:07.159046Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090909observed 46f914cd75af4a3e0b5a99bb46df5bb1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:07.142083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090909/manifest.jsonobserved cf1bb58432b1fd481fcee3e0faf0dc74...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:07.125725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090909/publication.mdobserved 70e667d972c01159117e57084a6683a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:07.108637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090909/publication.txtobserved 62d38a78a3dc3cbe9d897dd259c4b156...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. |
|---|