OT-2026-000074022
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000074022) never changes.
Identity and time
| Publication number | OT-2026-000074022 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8f-7700-94fa-75249c30e73b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074022 |
| Status | PUBLIC |
Content hashes
| Canonical text | 89dd8c188401f7888b35ea4060d7e209d3a313dea095b34b35590a40ca3d12ab |
|---|---|
| Markdown | 7923b2249ab15a0ca5251b7be8ebd6bcbf0690fd550cd0aaa6d7b966d716a19b |
| Publication page | 5bb49060a277617b5af723fc58ca01bcc06e5fec25620736e12ada0e3be20cb7 |
| Manifest | f78d1bf5d8b53633f778eb4917b6cdbc5731cca591b2867f5960351da412bd03 |
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 | e5vWRDPf+Wb7KZPjgoWo0neVV4LoA7r1ka8FCKdMg6m6ZfhNAYBTind/KNTCPXsq7tO8hUozPwNor65WP4oxAg== |
| 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
| 2026-09-17T10:20:19.421700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074022observed 5bb49060a277617b5af723fc58ca01bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:19.400298Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074022/manifest.jsonobserved f78d1bf5d8b53633f778eb4917b6cdbc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:19.378225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074022/publication.mdobserved 7923b2249ab15a0ca5251b7be8ebd6bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:19.356832Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074022/publication.txtobserved 89dd8c188401f7888b35ea4060d7e209...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. |
|---|