OT-2026-000073054
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000073054) never changes.
Identity and time
| Publication number | OT-2026-000073054 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c816-75ef-ae1d-fe06eb61d2a9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:10.336919Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073054 |
| Status | PUBLIC |
Content hashes
| Canonical text | cbe5bfcab44b93e258b17843855d45e30bd36052afd372552b577db04a629e03 |
|---|---|
| Markdown | f5dd538aa3c3f53fd8f06bed4bf611900f98b342d67e129315d3bda397eec863 |
| Publication page | 678610a48b11fe5e45b3a726424efceecedb217595f128a950cb647cef886a73 |
| Manifest | f9d2f666c6ee4dfe3382868602e9d4d7c830f4ce330df80e70ddbbed25a5d124 |
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 | ZzbCNnxfQETihSy6nv+buvUaGDGbgz4AN18QlaP8GGCN9H4jyE9WVEF0vz9teAcxdy6pdhCMiujq1Xiy0XMEAQ== |
| 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
| 2026-09-17T10:21:59.971542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073054observed 678610a48b11fe5e45b3a726424efcee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:59.953135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073054/manifest.jsonobserved f9d2f666c6ee4dfe3382868602e9d4d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:59.936545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073054/publication.mdobserved f5dd538aa3c3f53fd8f06bed4bf61190...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:59.911345Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073054/publication.txtobserved cbe5bfcab44b93e258b17843855d45e3...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. |
|---|