OT-2026-000020476
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, 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-2026-000020476) never changes.
Identity and time
| Publication number | OT-2026-000020476 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-72d7-b9b1-e4d5041d5403 · 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-2026-000020476 |
| Status | PUBLIC |
Content hashes
| Canonical text | d93ce8b64ad235d0e112318544faa5dbc61a32fa71d127d6dd7fa913c552c59b |
|---|---|
| Markdown | 93f30e9f9cc95b62deeac557996a835d97713d7e479662648aa1b6442f112a06 |
| Publication page | 0f1adfae035e72d7e6920d18565caa8969ed75905cd59b1dfb3c712c9e81e6e5 |
| Manifest | b13c98e24d80149fca8b5a24d6c7fb137480d96b4335021ce1623f085a1079eb |
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 | xtsCs1GKAdordsglgqT+ejbODpjII3pbcVbIz9uf6x/UajZIzOCWBovxKmzUwu8ca3WxyaSnx9i0l3CFNXjgBw== |
| 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
| 2026-09-17T12:00:25.057480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020476observed 0f1adfae035e72d7e6920d18565caa89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:25.036827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020476/manifest.jsonobserved b13c98e24d80149fca8b5a24d6c7fb13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:25.017871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020476/publication.mdobserved 93f30e9f9cc95b62deeac557996a835d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:24.994151Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020476/publication.txtobserved d93ce8b64ad235d0e112318544faa5db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:28.946875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020476observed 0f1adfae035e72d7e6920d18565caa89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:28.929508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020476/manifest.jsonobserved b13c98e24d80149fca8b5a24d6c7fb13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:28.911616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020476/publication.mdobserved 93f30e9f9cc95b62deeac557996a835d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:28.895159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020476/publication.txtobserved d93ce8b64ad235d0e112318544faa5db...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. |
|---|