OT-2026-000047795
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, 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-2026-000047795) never changes.
Identity and time
| Publication number | OT-2026-000047795 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c420-7a79-8fb0-169c1b1a33d2 · 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-2026-000047795 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4266744865f5717dd894d20dc888a8ef5265e00064746812f4620992c4fbe219 |
|---|---|
| Markdown | 8fa2e20021143d5097a80d2d635abd63a8231ce97712cf7e59feb129a5d21379 |
| Publication page | 0efc9f715cf6a5f6c328b20be3356cc606b3ac79b35f9ab8e93532ee33b4e333 |
| Manifest | 750c130ca95565f7f976147fe8894a838d95347f903cd76f0f19ef8c4a3a228b |
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 | FJc7VX1QLc0I7BKcMrZS16LWV//BODf5FakjLrtxHCjJkaTtO1mQqZfWXX+eNKrJpn5tYZEpWDlS3s2n5Ha+CA== |
| 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
| 2026-09-17T11:05:41.639090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047795observed 0efc9f715cf6a5f6c328b20be3356cc6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:41.620991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047795/manifest.jsonobserved 750c130ca95565f7f976147fe8894a83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:41.600848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047795/publication.mdobserved 8fa2e20021143d5097a80d2d635abd63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:41.579675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047795/publication.txtobserved 4266744865f5717dd894d20dc888a8ef...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. |
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