OT-2026-000013411
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, 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-2026-000013411) never changes.
Identity and time
| Publication number | OT-2026-000013411 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fca-73f8-9f42-27a631eed8e1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013411 |
| Status | PUBLIC |
Content hashes
| Canonical text | 888f69ba04d40e7805594e038f9d7c9de3d2b3f8c8890fe8c454add50278e68c |
|---|---|
| Markdown | c02bfac869ecd7823cbf754546acbc16ba94046909ac66187c033dfa583ba02a |
| Publication page | 9f5c31b6e5e8e26fdb7e466d138db2f2265184dbcda66afa14e4785396aa903f |
| Manifest | 37bc2b3706ac37a0ece2ac8353ff6e8e05a4ed30d5ba1bdf0c3aabf48bb0faa9 |
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 | b5ujXVhXAbEtsGxb3i7YvgsLMClfBtNSh5od+H3O4zIbhZiQ5oLHRSC8AWqJyDsmRopu9m8RpuSy2Yax0TL8BA== |
| 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
| 2026-09-17T12:09:53.400108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013411observed 9f5c31b6e5e8e26fdb7e466d138db2f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:53.382195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013411/manifest.jsonobserved 37bc2b3706ac37a0ece2ac8353ff6e8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:53.362575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013411/publication.mdobserved c02bfac869ecd7823cbf754546acbc16...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:53.341864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013411/publication.txtobserved 888f69ba04d40e7805594e038f9d7c9d...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. |
|---|