OT-2026-000051233
Publication integrity record
Single cup vacuum gripper, pump fed, vented 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-2026-000051233) never changes.
Identity and time
| Publication number | OT-2026-000051233 · never reused |
|---|---|
| Internal UUID | 01a0ae83-273f-74b0-9e46-22c139431976 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:05.998905Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051233 |
| Status | PUBLIC |
Content hashes
| Canonical text | 02a1c0cd5af9b1db94725afddc453433de3d70d076c7c013e53662c46fac9d5a |
|---|---|
| Markdown | a390d93e3614af8647cd3f4273325459708705116d7e6be0543843fefca89f3e |
| Publication page | e1cc1a22f17972e5821f06aee7002ddb7a4e6fc498419d491a6637ef550f67c8 |
| Manifest | 2b9a03e698e9e16c480fe6dd7bcb90024f9c1dae5c21a3d08aac60274f1cdbe8 |
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 | fS/xS3hZRV549kcsJwtwebamjd5JF9M0X4jIiqCmdA6vHVz5JhcYZ0UYTh3QkNvOM5U4NgD1+BHP22z2HBENDA== |
| 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
| 2026-09-17T10:59:01.521169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051233observed e1cc1a22f17972e5821f06aee7002ddb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:59:01.501556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051233/manifest.jsonobserved 2b9a03e698e9e16c480fe6dd7bcb9002...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:01.481666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051233/publication.mdobserved a390d93e3614af8647cd3f4273325459...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:01.463661Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051233/publication.txtobserved 02a1c0cd5af9b1db94725afddc453433...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. |
|---|