OT-2026-000072548
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000072548) never changes.
Identity and time
| Publication number | OT-2026-000072548 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d8-7a18-9624-5d143689340e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072548 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2a17b19dd32e82268eb08317c26c7dbae888d6c15576f847af7f670af1fd39c4 |
|---|---|
| Markdown | 49c228cef5c9fbd69a7d72c89196f1a0c6f4e05489ce9979532a1992f518a016 |
| Publication page | 8637cf36b182787c847e137534025bbb64b05ee8cd5a7fa00186dd10b7e6d935 |
| Manifest | 3c48a1a15a5897af5b53f176a8de2014ee5b9fa8247ce1c9ec68807b3f5d0bd4 |
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 | 4MRQ85+vrZeWFIU02tzNq0sqlGE6LB0nXKJWex3lmsTMZGlDWMCpkDvI94Rivo9Zbz0n26SA6o/2dsc54uKOCA== |
| 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
| 2026-09-17T10:22:22.803774Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072548observed 8637cf36b182787c847e137534025bbb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:22.785636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072548/manifest.jsonobserved 3c48a1a15a5897af5b53f176a8de2014...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:22.766881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072548/publication.mdobserved 49c228cef5c9fbd69a7d72c89196f1a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:22.749930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072548/publication.txtobserved 2a17b19dd32e82268eb08317c26c7dba...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. |
|---|