OT-2026-000078819
Publication integrity record
Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000078819) never changes.
Identity and time
| Publication number | OT-2026-000078819 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbd-797c-a64e-398a7878255e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078819 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8f618934cf0a61ee80607b7cc0c5ba591ecb0174dfafa6258bca93a1c68de124 |
|---|---|
| Markdown | 232456472c36cec5c47cd99438af5488c6d5ea74f567102eddead6de6c5c1fa5 |
| Publication page | a15ff80edfcaaa4334c122d0e52f99e5ef9d18d1bf2bc6630eaa5f9a1de1228b |
| Manifest | ad2c0d13e251e772473932bd17a8f99aa6a04b638adb808a354e1148f9e45709 |
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 | Yk18rqq6ejzHzRT3J6bqzQTr/bU6+RUVnom7B4hXFnR2TVfeSOJKnTcBRSbfOcRpqGsx46u+K5GHDMfvPU7+Aw== |
| 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
| 2026-09-17T10:05:37.022429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078819observed a15ff80edfcaaa4334c122d0e52f99e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:37.003035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078819/manifest.jsonobserved ad2c0d13e251e772473932bd17a8f99a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:36.984405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078819/publication.mdobserved 232456472c36cec5c47cd99438af5488...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:36.966023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078819/publication.txtobserved 8f618934cf0a61ee80607b7cc0c5ba59...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. |
|---|