OT-2026-000051213
Publication integrity record
Single cup vacuum gripper, plant vacuum 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-2026-000051213) never changes.
Identity and time
| Publication number | OT-2026-000051213 · never reused |
|---|---|
| Internal UUID | 01a0ae83-273f-78d0-b04b-a257b0e5be4d · 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-2026-000051213 |
| Status | PUBLIC |
Content hashes
| Canonical text | 170be2e58cfda0e90745d42e61e860c5bdf640d768d033e53f9c18c46290c6dc |
|---|---|
| Markdown | f2b33ef4a6bc8501391014b221edfd3b5f62fc46938188cca216e3611cbda64b |
| Publication page | 35fe50906043364f9cbd833391b86547e589140f67ec88cab04b7c6e6e0cca20 |
| Manifest | 3c784c602754010451a5c17d931d1390384a3e88f20da68676bc4cf7ec551b0d |
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 | QJcogZsJLCPBaDZPfbWBqVPO+6D6hzGhpRFZP6D8xzmoTEFPsMKwuVHrCZa3fJc9OjXgJbGDH5U8h7KuHaPGAA== |
| 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
| 2026-09-17T10:58:59.863785Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051213observed 35fe50906043364f9cbd833391b86547...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:59.844574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051213/manifest.jsonobserved 3c784c602754010451a5c17d931d1390...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:59.826695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051213/publication.mdobserved f2b33ef4a6bc8501391014b221edfd3b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:59.809598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051213/publication.txtobserved 170be2e58cfda0e90745d42e61e860c5...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. |
|---|