OT-2026-000052417
Publication integrity record
Single cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000052417) never changes.
Identity and time
| Publication number | OT-2026-000052417 · never reused |
|---|---|
| Internal UUID | 01a0ae84-5739-788b-b6eb-4998470c216a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052417 |
| Status | PUBLIC |
Content hashes
| Canonical text | f1c7e2feb25eae4fd98d5d7b62c5276b33819baa801954625e3870c84ffb998f |
|---|---|
| Markdown | 3efeb44ab0e3c7ed8c0fb28af05641d83e4c9c6d66c74044653a0605cc057002 |
| Publication page | a00e01ddf9840c356d03088a586cfcb6d53da68fb58cf20e319a4bfe556a71bb |
| Manifest | eee74d391b733447650e2625801c052c420bddb0f7211bb10c692042a4c87352 |
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 | HBWJisqK5YLvWyTjN9wh+2YSxVYQhFSssrQInh2+ad6n4ty/1WX2u6KpPVDfEAJir0yVck0nMmMBuNVYy3nLBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:01.909893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052417observed a00e01ddf9840c356d03088a586cfcb6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:01.894653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052417/manifest.jsonobserved eee74d391b733447650e2625801c052c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:01.878725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052417/publication.mdobserved 3efeb44ab0e3c7ed8c0fb28af05641d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:01.861019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052417/publication.txtobserved f1c7e2feb25eae4fd98d5d7b62c5276b...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. |
|---|