OT-2026-000072985
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line 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-2026-000072985) never changes.
Identity and time
| Publication number | OT-2026-000072985 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c815-7cae-afe8-73e233b54442 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:10.336919Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072985 |
| Status | PUBLIC |
Content hashes
| Canonical text | c8db50fa14b87662b0358aca57279b80466904813831dc724797bd54eec9facd |
|---|---|
| Markdown | 07e5efcb234e28e585e8e1f86f738f4cbd3d205d72e6e7ecdb5dbac2f21aee90 |
| Publication page | cb2468418b79991c6d3f4ed028675dc7e6d3cf0efb7578a765628d0fa21a2ab0 |
| Manifest | 992ac758bbadd7042d8b73e2e4a09e89603407c961721aa8962057b0a4cd3e2a |
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 | /paYctlkVeXYbd3IbuKDfOUNibKT+gWy2taRhTw8epgiCIrsYd+MDbfRjnYc9DAIATyGZ6iqZQRXFDND0wrkAQ== |
| 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
| 2026-09-17T10:21:54.946278Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072985observed cb2468418b79991c6d3f4ed028675dc7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:54.930039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072985/manifest.jsonobserved 992ac758bbadd7042d8b73e2e4a09e89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:54.912651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072985/publication.mdobserved 07e5efcb234e28e585e8e1f86f738f4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:54.896790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072985/publication.txtobserved c8db50fa14b87662b0358aca57279b80...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. |
|---|