OT-2026-000071619
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000071619) never changes.
Identity and time
| Publication number | OT-2026-000071619 · never reused |
|---|---|
| Internal UUID | 01a0ae92-1e90-7033-97b4-36a8c4810e3d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:26.841552Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071619 |
| Status | PUBLIC |
Content hashes
| Canonical text | 44670ac05231e6849244eeb3b5ee7516e1544bbb848752c27e3ae41384cf530b |
|---|---|
| Markdown | ce52476fac281491524686f4c18511979ad5ab88c7d215f2fa15100656e53c50 |
| Publication page | 839eae2d6be17c3000fe2d3c2f841340f0981965d59813c89df4d18e4a78196d |
| Manifest | 5df104a44fc8ca4fa921e76608039e2ba6459e0ebc93d63a4b8f1457edcd88cd |
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 | 1JuFxPlhOpzty/Pd4ny37OW0v17qgC3FfdEuMcd6xll2zO1OvKmgID1tE9zbGM4qQc8ylKMn4bXGWxwD7NLKAw== |
| 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
| 2026-09-17T10:23:39.170106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071619observed 839eae2d6be17c3000fe2d3c2f841340...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:39.152855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071619/manifest.jsonobserved 5df104a44fc8ca4fa921e76608039e2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:39.135222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071619/publication.mdobserved ce52476fac281491524686f4c1851197...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:39.117848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071619/publication.txtobserved 44670ac05231e6849244eeb3b5ee7516...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. |
|---|