OT-2026-000052465
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, vented 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-2026-000052465) never changes.
Identity and time
| Publication number | OT-2026-000052465 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-7834-8d1b-6b32f2372e35 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052465 |
| Status | PUBLIC |
Content hashes
| Canonical text | 89d566f5165303ba11914e145e10be1b9c8596698cb7861c034ccfd08d0a2806 |
|---|---|
| Markdown | 394a4749965423a5234f7775cc2d991f4cfe2934e23422741df0236e09a27d70 |
| Publication page | 96602de86f48f88ca78c2692a41e3a1d5f50dc584b74b9e6f5d84dacd527a0d0 |
| Manifest | 0d068c03668e48324a7ca9c990b4d155bae72be2f563adbc46870295af52feb0 |
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 | WD7MN0NA84EjxTIOBEboOYDM0WnBjVZsSvxmuEH+p5RA5sfbZZbAQIDUjhgbFgXCSQOs5HYj+u+km8qx4mp2Aw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:05.549468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052465observed 96602de86f48f88ca78c2692a41e3a1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:05.532819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052465/manifest.jsonobserved 0d068c03668e48324a7ca9c990b4d155...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:05.515520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052465/publication.mdobserved 394a4749965423a5234f7775cc2d991f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:05.496287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052465/publication.txtobserved 89d566f5165303ba11914e145e10be1b...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. |
|---|