OT-2026-000104019
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000104019) never changes.
Identity and time
| Publication number | OT-2026-000104019 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e9-75eb-82ec-4c7783c34539 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:09.781581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000104019 |
| Status | PUBLIC |
Content hashes
| Canonical text | 31d50f3bdcb619d9e7ad8ea6166b02441d0d6416496ea051da801741fbb0438c |
|---|---|
| Markdown | a606cea9565f64b721d3c86c3c73111d746ba82c3aca92db9adfa64e1f5faed1 |
| Publication page | e3dfb6c8d445c199dacc77457305715932a37ddb1b09cb700d3410b5f8c1cf18 |
| Manifest | 6418bbd1cd5e55a286705d92a5a4f3ea7844091644a4e0e065effd41479f7e6c |
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 | 1SwXnZOuCCadfEHdcje7RBS56Vs2rGkFqmEy72wIZoKN8GXIz7w3BN/yuE4IJxx+nXuKzFJnXC1cKctNxC5sDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:03.666963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104019observed e3dfb6c8d445c199dacc774573057159...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:03.649354Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104019/manifest.jsonobserved 6418bbd1cd5e55a286705d92a5a4f3ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:03.632160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104019/publication.mdobserved a606cea9565f64b721d3c86c3c73111d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:03.611785Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104019/publication.txtobserved 31d50f3bdcb619d9e7ad8ea6166b0244...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. |
|---|