OT-2026-000072422
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single 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-2026-000072422) never changes.
Identity and time
| Publication number | OT-2026-000072422 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d7-700b-8d7c-cbacbe76b9f0 · 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-2026-000072422 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3a6bc50a722134e616e5aca6c80f6c0a95257028d002f311c85a46fea5b078ba |
|---|---|
| Markdown | 377f4cc492d6e5c4918137f6cc9e99e863c23a1a22cc0af7568edd3ada0e3534 |
| Publication page | c9bd8234d9d26e73626a759b1ffc4760200993650cfbd9f1cc4be1100d27cddc |
| Manifest | 45c3511c997d5c58736e42e66a8efe7ecf9d9adf457b1c2cb558bb553617ab33 |
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 | FWXMMSQbeI3tZP3SWJkmJzhh5wI+UhWUQ1hdZXYhm+RjYsV54kS2V/Tn9sAqocL1YPvKsmhD3/eVf4tMtixSCQ== |
| 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
| 2026-09-17T10:22:14.207254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072422observed c9bd8234d9d26e73626a759b1ffc4760...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:14.189178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072422/manifest.jsonobserved 45c3511c997d5c58736e42e66a8efe7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:14.171648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072422/publication.mdobserved 377f4cc492d6e5c4918137f6cc9e99e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:14.153790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072422/publication.txtobserved 3a6bc50a722134e616e5aca6c80f6c0a...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. |
|---|