OT-2026-000078528
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented after 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-2026-000078528) never changes.
Identity and time
| Publication number | OT-2026-000078528 · never reused |
|---|---|
| Internal UUID | 01a0ae95-7c29-7248-b077-cdcc2ac419c7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:07.483031Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078528 |
| Status | PUBLIC |
Content hashes
| Canonical text | e549d3bd88fd7f4a8e9037ec91dc7bcafa3342e001568fa13fa0aa561e1eb0f7 |
|---|---|
| Markdown | 881baea8707045cc0fbc2147046060c32713b1de22286801154f8ddf4a85db25 |
| Publication page | 7a5a35ea2d6f93ea71c813521b572dfebfd49c32a2bb859bd676a29e9e096b8c |
| Manifest | a4497b14a2cc4bb7a481f775e4ebe33e4b912e63dbea264224fab18e8d19e920 |
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 | HyNFehu9Tn9dkTrArB47zp+OP/U4pyerraMcFD5RVJAdOMwTuOvulvnjKxaEx1kYyUra4HiiZpkVjZDpwJwQCQ== |
| 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
| 2026-09-17T10:06:32.861778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078528observed 7a5a35ea2d6f93ea71c813521b572dfe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:32.843916Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078528/manifest.jsonobserved a4497b14a2cc4bb7a481f775e4ebe33e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:32.824824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078528/publication.mdobserved 881baea8707045cc0fbc2147046060c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:32.804682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078528/publication.txtobserved e549d3bd88fd7f4a8e9037ec91dc7bca...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. |
|---|