OT-2026-000048539
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000048539) never changes.
Identity and time
| Publication number | OT-2026-000048539 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de6-707a-9e6f-e2c3b277f244 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048539 |
| Status | PUBLIC |
Content hashes
| Canonical text | 29579a05df72b294c3f99e968e83d982a2e464ba0208c7337a9589fdb182787b |
|---|---|
| Markdown | 08eb1b844823b8165ba54c721ae201a7a85416bc746230804d528707d7ce7d1a |
| Publication page | c9268b3ae2628ba1c08ef2d0797f54eaf099ad4603ca123ca20b30edd08bea37 |
| Manifest | 833cb613719b606aa54348017918d57970738b4f71f12663481477d4d374adbf |
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 | 7T85ljJtvVESSVggfPXlbWLQUqEgQMP6PdCzIKsGm/HGWeNPtYvaYb1ogKspUAI/hCWbClE8P9v1n8+BsL2/Dg== |
| 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
| 2026-09-17T11:05:19.817525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048539observed c9268b3ae2628ba1c08ef2d0797f54ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:19.798872Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048539/manifest.jsonobserved 833cb613719b606aa54348017918d579...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:19.779117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048539/publication.mdobserved 08eb1b844823b8165ba54c721ae201a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:19.758968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048539/publication.txtobserved 29579a05df72b294c3f99e968e83d982...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. |
|---|