OT-2026-000089271
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000089271) never changes.
Identity and time
| Publication number | OT-2026-000089271 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db01-73a2-ae31-da85690451d1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089271 |
| Status | PUBLIC |
Content hashes
| Canonical text | 673cda5e77e6a49780ac3c7f1e81c10b7c4e9b03d1cebd16b8d92d78123c6488 |
|---|---|
| Markdown | 1c62a8b603584495b1ce8b777b8c977d81af40ddd2ca1046092351739d5e1998 |
| Publication page | b4787d3f828cfef22c9738e8db6bbdaca4282851d489e82fe933686f4e3866f6 |
| Manifest | 3a55d4f5af52596cc761f8c39e7286e171b4c84c899de254cafc9a88ec41fbc1 |
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 | 5bQQ9DgnePq6xQNfKmR0t3DIFeXtImtVBZAbcoe6lX+zN3SWVRnt+vm/qAwdkOiBf6yCLFn6D/aXtn9DXCHOCg== |
| 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
| 2026-09-17T09:47:18.681916Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089271observed b4787d3f828cfef22c9738e8db6bbdac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:18.664770Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089271/manifest.jsonobserved 3a55d4f5af52596cc761f8c39e7286e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:18.644704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089271/publication.mdobserved 1c62a8b603584495b1ce8b777b8c977d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:18.627846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089271/publication.txtobserved 673cda5e77e6a49780ac3c7f1e81c10b...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. |
|---|