OT-2026-000020392
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000020392) never changes.
Identity and time
| Publication number | OT-2026-000020392 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-74be-9ebb-6fc861d7f4d5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020392 |
| Status | PUBLIC |
Content hashes
| Canonical text | 589b292365da41105f01588145f2d86f4b5a00069a04afffb2b58c345a145feb |
|---|---|
| Markdown | 8816bb5397a75bcdc2ff0818bc4f902664603731d7bf600efe0c3b41f60743f8 |
| Publication page | d88a7674680f8b691670d7ea29e9e3065ab15a556f2824225aa6037fd46a4ed7 |
| Manifest | d50ada1b718fa714fdd32e1d4affc3cb8041358ef3f3b9dc73565a5e1940d589 |
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 | FVK73n8nk1vRuQS7aR29POYumyIqCk+O9E/2s898i89tw5BWgOc/W0ZaSHDQJZgDScxZp6d27M3VwTSqUc7SAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:00:17.115668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020392observed d88a7674680f8b691670d7ea29e9e306...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:17.095484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020392/manifest.jsonobserved d50ada1b718fa714fdd32e1d4affc3cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:17.078132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020392/publication.mdobserved 8816bb5397a75bcdc2ff0818bc4f9026...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:17.058398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020392/publication.txtobserved 589b292365da41105f01588145f2d86f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:21.952390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020392observed d88a7674680f8b691670d7ea29e9e306...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:21.933552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020392/manifest.jsonobserved d50ada1b718fa714fdd32e1d4affc3cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:21.915766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020392/publication.mdobserved 8816bb5397a75bcdc2ff0818bc4f9026...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:21.896616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020392/publication.txtobserved 589b292365da41105f01588145f2d86f...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. |
|---|