OT-2026-000075356
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000075356) never changes.
Identity and time
| Publication number | OT-2026-000075356 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f201-7afa-bf3d-f8ca3d3b75ae · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075356 |
| Status | PUBLIC |
Content hashes
| Canonical text | d92b6847e3c98f9cdbc23eba5225843f720f120bf767b401c049ef69213e11fb |
|---|---|
| Markdown | dff01eb2e97333bf6df0a74edcb37fb38e18187d2260c5001732336dfdeda0c0 |
| Publication page | a3adc923c3c18a2a427ae5ee88de6dde4e308e8d72e7cbbc6e69ee0ec912ec06 |
| Manifest | fc3fa59b70d7c7e57678143bbf69e1a2eca35d75c0da95ae77fbf6df4d609624 |
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 | FDqGWy8Wy81OS7OFQpyhVHbiSxEK8LPwlKgWiB9jS/sabZZx/RSH5ZOVoQAM1n34hCw2vgGTI1yMzTPyW1EoDA== |
| 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
| 2026-09-17T10:17:19.976274Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075356observed a3adc923c3c18a2a427ae5ee88de6dde...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:17:19.956912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075356/manifest.jsonobserved fc3fa59b70d7c7e57678143bbf69e1a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:19.812018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075356/publication.mdobserved dff01eb2e97333bf6df0a74edcb37fb3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:19.753478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075356/publication.txtobserved d92b6847e3c98f9cdbc23eba5225843f...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. |
|---|