OT-2026-000047991
Publication integrity record
Three cup vacuum gripper, three 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-2026-000047991) never changes.
Identity and time
| Publication number | OT-2026-000047991 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c422-7e2b-a795-ac0f55b8394b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047991 |
| Status | PUBLIC |
Content hashes
| Canonical text | 96f64f656fd3128e591d0e87a8d4cfbc084d3934a94f04d0d8d6eb373e5f4e69 |
|---|---|
| Markdown | 869893b36680ce15c9d78b82a2a0a0e8c36609ddc0adb0a462566d1dc6ed624a |
| Publication page | b4f2c02f967f7d205e2cae34212f7f0a20a86ac969410376a2ac2af68df1d6c3 |
| Manifest | 12c51e2f535e177d5e374db4ebcd58b9e43395aa0fd0a82631e4adb58847e929 |
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 | EJ8dyDgMIkoR5zcRXF+a6yeiyY7dYjtiBeBoRU5cbTVoE99c0VouI2gPnUcxi/B2HOLFQdd3tIN03nocejKMBA== |
| 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
| 2026-09-17T11:05:58.527239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047991observed b4f2c02f967f7d205e2cae34212f7f0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:58.508921Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047991/manifest.jsonobserved 12c51e2f535e177d5e374db4ebcd58b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:58.490160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047991/publication.mdobserved 869893b36680ce15c9d78b82a2a0a0e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:58.472277Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047991/publication.txtobserved 96f64f656fd3128e591d0e87a8d4cfbc...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. |
|---|