OT-2026-000027543
Publication integrity record
Four bellows cup vacuum gripper, four 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-2026-000027543) never changes.
Identity and time
| Publication number | OT-2026-000027543 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6998-7336-b14c-0dc838a8c91a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027543 |
| Status | PUBLIC |
Content hashes
| Canonical text | 63f8d753c02dc461783e07fafbeeda8df8254d6e01d229116968de9fe74d1f79 |
|---|---|
| Markdown | 06697cad0686162683f9afb9dec7e703fc48495ca61fc8d5cdf20d8b5b351133 |
| Publication page | 490b616d20bce53c8aee80833c15641f36240c051586df0480ce8f4f8ccf7bef |
| Manifest | cfa3a26ebea83f6130bbf8173390d1530d0326813b9affb47f2d555637a2bb2d |
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 | 3zgLrsp/3O7K7xYXzJKW0pMKp6paB4BtrykU7rkgk/TzdgTnl93eKPLKdvAaHIUUJkSx0LpazjWHazarJVE5BA== |
| 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
| 2026-09-17T11:43:01.110180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027543observed 490b616d20bce53c8aee80833c15641f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:01.088772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027543/manifest.jsonobserved cfa3a26ebea83f6130bbf8173390d153...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:01.071763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027543/publication.mdobserved 06697cad0686162683f9afb9dec7e703...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:01.034230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027543/publication.txtobserved 63f8d753c02dc461783e07fafbeeda8d...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. |
|---|