OT-2026-000074877
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000074877) never changes.
Identity and time
| Publication number | OT-2026-000074877 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2c-7c40-96bb-d85c757a1f09 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074877 |
| Status | PUBLIC |
Content hashes
| Canonical text | 58fe61f7ad4ff44cb966a4458757f2e43fe7155ef80f623c98db3e2eefe0d461 |
|---|---|
| Markdown | 81ef159caade2042ddc01a248be785591a1409fa84c4dad579aa0fdeb83a71a8 |
| Publication page | d8520359b63d69df52a602ace5ed8b21444eb44dd0c13442a6040df7eef09a63 |
| Manifest | cbce52328c4f4bbc386ecac7c1ad321e3758139ad784517368e2da9467df5980 |
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 | V2fy2yakS2GXM9R3+3HHXY3VljFBp++mkN6JLZRaphWDF2cfsMI+wjoxV/EdUIxW+f4UCh7y/+2iX1rv/zgcCw== |
| 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
| 2026-09-17T10:18:35.863945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074877observed d8520359b63d69df52a602ace5ed8b21...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:35.845392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074877/manifest.jsonobserved cbce52328c4f4bbc386ecac7c1ad321e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:35.827746Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074877/publication.mdobserved 81ef159caade2042ddc01a248be78559...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:35.810644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074877/publication.txtobserved 58fe61f7ad4ff44cb966a4458757f2e4...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. |
|---|