OT-2026-000077203
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, 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-2026-000077203) never changes.
Identity and time
| Publication number | OT-2026-000077203 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-7100-87c7-71c0246a59df · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077203 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9e59d93bc83020cf54606b6097444bf6650ff551103ed16ca19ac72880d1063e |
|---|---|
| Markdown | d33b8c2f88705911a960259020f4a8bf45e2c503a562257b00e0ca033a0104a7 |
| Publication page | a77c4b81fad62ecf1a4090fd10f5b5fdd868aaf24a210c763a7b78695e4c276a |
| Manifest | 59c474044294ec0a3ad0aae9ea3a72c2fdd15fc51e11af66a98cc5a5d3c95ca6 |
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 | enUwnzSRJZP2EPw0FriBoojsxTzo0SZf1lFxhRn2T/9S1nvdcdbLWMSp8Kd1a1wONHyDl7M98IAHh3uwbFUdCQ== |
| 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
| 2026-09-17T10:08:47.891494Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077203observed a77c4b81fad62ecf1a4090fd10f5b5fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:08:47.870692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077203/manifest.jsonobserved 59c474044294ec0a3ad0aae9ea3a72c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:47.848226Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077203/publication.mdobserved d33b8c2f88705911a960259020f4a8bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:47.825999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077203/publication.txtobserved 9e59d93bc83020cf54606b6097444bf6...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. |
|---|