OT-2026-000081021
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, pump fed, sustained blow-off before set-down
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-2026-000081021) never changes.
Identity and time
| Publication number | OT-2026-000081021 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b976-75fd-9091-de5579f2eb9d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081021 |
| Status | PUBLIC |
Content hashes
| Canonical text | da078217abb55b750b8e6d1a6dd184c6beb6c1cc8ae190c8594c58c95143e607 |
|---|---|
| Markdown | caac3cfa60746d591b82fa1681a8f48a70a217380f3f7763aa06483ad59210f1 |
| Publication page | f508c213dceaf64d8d124db4448acfd907fe6ae9325c0760896d87b13d08c926 |
| Manifest | be14396aed5cbc4126858c47897ac5177eda8f18566c5ff3670a9a59f0d18c23 |
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 | 6owugI43l3zA0L6hP9thDOw4pWhtUb+LHNf3ieOHsPmxXxqZk3/KFlV7r4hDMHuZF6s3ae8LVo3QQLRPd0udDw== |
| 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
| 2026-09-17T10:02:18.648871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081021observed f508c213dceaf64d8d124db4448acfd9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:18.632375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081021/manifest.jsonobserved be14396aed5cbc4126858c47897ac517...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:18.614655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081021/publication.mdobserved caac3cfa60746d591b82fa1681a8f48a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:18.597293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081021/publication.txtobserved da078217abb55b750b8e6d1a6dd184c6...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. |
|---|