OT-2026-000015260
Publication integrity record
Single bellows cup vacuum gripper, three 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-2026-000015260) never changes.
Identity and time
| Publication number | OT-2026-000015260 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef48-7b05-8b9e-4652a0c24016 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015260 |
| Status | PUBLIC |
Content hashes
| Canonical text | 70c9906c3f645063459a724ef3f4cb24ea00d2718ea91c1d7f7a81f67f0613b3 |
|---|---|
| Markdown | 08109d82c58c4b7316444d8bdddbae87737e2ddb6aded1f576f141b774de1fad |
| Publication page | 5302ed0c6bffede7a61879f7cebfb84468c709f4c42172c26083322c87c23a79 |
| Manifest | 7d60308428c19db74a99ba557dc96f51d9f3b8adb217a3d2032ac869c1729031 |
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 | yEjYzZi1USV9Gou86FR4DHYe1wagTIwjN47gp5vuJLjDSVLJSnsQ/hADHya4slmTzdjd/IhSdIfAza2uWEPcCA== |
| 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
| 2026-09-17T12:05:56.050693Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015260observed 5302ed0c6bffede7a61879f7cebfb844...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:56.031821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015260/manifest.jsonobserved 7d60308428c19db74a99ba557dc96f51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:56.011252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015260/publication.mdobserved 08109d82c58c4b7316444d8bdddbae87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:55.991295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015260/publication.txtobserved 70c9906c3f645063459a724ef3f4cb24...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. |
|---|