OT-2026-000020236
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, supply line pressure sensor, 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-2026-000020236) never changes.
Identity and time
| Publication number | OT-2026-000020236 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-74dc-8112-aebbb8f3e0fc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020236 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2e7f3515d469076c30e4679163ba52525b6096aa80452909cc1994bc15b0da56 |
|---|---|
| Markdown | ef4c7c434dd940af7e19672af1c310d268c4a1962fe734611b411ed9fdb2dc9e |
| Publication page | 2c7a95163f694e8e3585b7050770d55089a136be1da91b70c7b1d29694324664 |
| Manifest | 974a916b4fef98eb38f53ebdb77387410b1a8f212a15bcbb8abd60b2c86fe5bf |
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 | k/Sq6DGu2i9Zf8N/drzybgHhnN6xsK5PR/gRHYg16nyuDyDCGgFxiGWrhpO9OPDkWQFgIq7iW12IhD/yWAv7Dg== |
| 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
| 2026-09-17T11:56:34.540593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020236observed 2c7a95163f694e8e3585b7050770d550...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:34.523074Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020236/manifest.jsonobserved 974a916b4fef98eb38f53ebdb7738741...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:34.503322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020236/publication.mdobserved ef4c7c434dd940af7e19672af1c310d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:34.482875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020236/publication.txtobserved 2e7f3515d469076c30e4679163ba5252...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. |
|---|