OT-2026-000019615
Publication integrity record
Foam pad vacuum gripper, three zone face, 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-2026-000019615) never changes.
Identity and time
| Publication number | OT-2026-000019615 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb2-7afb-bca9-3fa9e4a31ab3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019615 |
| Status | PUBLIC |
Content hashes
| Canonical text | 110cc65fc045b87dec852ebc18270dd054596544fc388f472f239099b72b9a81 |
|---|---|
| Markdown | 5b0a3620b7838c4771fe70b2c5c17cfb2b23119a0f0986eb1961974375f6c4ea |
| Publication page | 68436b92ef6b4410793e104053b363c5dfc4dd634d4c121836fe522811089736 |
| Manifest | 632c065d7c290c9a258cb98245e469f3f7fc58151b2622b3a8f491ea1f5edb1e |
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 | 6UVQWVnWeDlr+p7cq5AMNoPxxoeuCTWmSTvxZ66kfre6mqrqQtQN2Gmks2LnFM8NoBE0B3vbmor0eJQ2WBdODA== |
| 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
| 2026-09-17T12:00:45.556872Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019615observed 68436b92ef6b4410793e104053b363c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:45.539977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019615/manifest.jsonobserved 632c065d7c290c9a258cb98245e469f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:45.521622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019615/publication.mdobserved 5b0a3620b7838c4771fe70b2c5c17cfb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:45.503584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019615/publication.txtobserved 110cc65fc045b87dec852ebc18270dd0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:39.942506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019615observed 68436b92ef6b4410793e104053b363c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:39.921857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019615/manifest.jsonobserved 632c065d7c290c9a258cb98245e469f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:39.902446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019615/publication.mdobserved 5b0a3620b7838c4771fe70b2c5c17cfb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:39.878709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019615/publication.txtobserved 110cc65fc045b87dec852ebc18270dd0...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. |
|---|