OT-2026-000003768
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, plant vacuum fed, contact triggered
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-2026-000003768) never changes.
Identity and time
| Publication number | OT-2026-000003768 · never reused |
|---|---|
| Internal UUID | 01a0a90b-0071-7f57-9eee-086213a0f5e4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:45.653835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003768 |
| Status | PUBLIC |
Content hashes
| Canonical text | b8d7e67f01a56d9c3486a377d213b631652c804f7f2e595e0b680a722a08bfc4 |
|---|---|
| Markdown | 7592d64aabadba8a2a09da0950816e600a0d51ab753c4676ab5a0a3eedf002f2 |
| Publication page | 31cec7008639ab514337b72bbf52346e7b99fde3ea4a62c1a21b09e41ed752a1 |
| Manifest | 9961ece4ad25f596fb9dbb000f2166c81f5d692f66ec78480e31d3c0aba72077 |
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 | MlbOva0xdTukol3ttA3q9rzW6iEZqwnSZ9CdhZwJTVBNXbQywTdVlHGx26lZguR/5n77zt006XHO5NTasUYLBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:21.507631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003768observed 31cec7008639ab514337b72bbf52346e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:21.493708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003768/manifest.jsonobserved 9961ece4ad25f596fb9dbb000f2166c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:21.475373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003768/publication.mdobserved 7592d64aabadba8a2a09da0950816e60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:21.461728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003768/publication.txtobserved b8d7e67f01a56d9c3486a377d213b631...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. |
|---|