OT-2026-000090469
Publication integrity record
Foam pad vacuum gripper, four zone face, pump fed, pressure sensor per zone, sustained blow-off 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-2026-000090469) never changes.
Identity and time
| Publication number | OT-2026-000090469 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-7ef1-9a5f-0e588a77abcb · 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-2026-000090469 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f4dcdc67069fb7170d9982bcd5529cc3755d26e15582f1aeb1937b293baeb0c |
|---|---|
| Markdown | 090974a89c22718dd3c51806aa3acee39fb3db1a2d661ec1c5e61be3aaa978cd |
| Publication page | 634d591c9db36d000419bad635b5ef580e02d441bb74cceea131112998ac4976 |
| Manifest | 357bb0882db97ddeff0014c381747d83dc8adc085b7dd7eff85ca9ceab0a958f |
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 | XdSy18IOPfBl0TNE0N4f/8Uaf0hPBWLJcoy+2VIXKYJsckz6bN8Mkk7iCLmM3wESFRBZqJshOs/Hr7uP4QZpBA== |
| 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
| 2026-09-17T09:44:35.728584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090469observed 634d591c9db36d000419bad635b5ef58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:35.711045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090469/manifest.jsonobserved 357bb0882db97ddeff0014c381747d83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:35.694801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090469/publication.mdobserved 090974a89c22718dd3c51806aa3acee3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:35.677942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090469/publication.txtobserved 1f4dcdc67069fb7170d9982bcd5529cc...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. |
|---|