OT-2026-000004081
Publication integrity record
Vacuum cup gripper, three zone face, six outlet manifold, plant vacuum fed, contact triggered
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-2026-000004081) never changes.
Identity and time
| Publication number | OT-2026-000004081 · never reused |
|---|---|
| Internal UUID | 01a0a90e-641b-7a76-bcfd-95a7f7008bb5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:11:27.774515Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004081 |
| Status | PUBLIC |
Content hashes
| Canonical text | c46bfb500a06156a627588803bafc69042c0810e19ad36d7718d47516de31906 |
|---|---|
| Markdown | fcf1982d85d1a91602899a42af72f42ab7e9fcc7a2f488ec34d51f246c387235 |
| Publication page | 57e5c09ca9a3da9fa93143d6fd4e36cc3338ca08c59b8d6877b5b625a46175d0 |
| Manifest | e82383ab58bde007ef5592ef50719de782abffde860e70a915f982239c72392e |
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 | P/KBSvWvpbC9c4X8BXTLVdNMkozulUU71CtF8gSpFgQ6lJ3nDcLMa4CZc11eLWOeOeQA9naMplOzvVmToCWiBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:34.231090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004081observed 57e5c09ca9a3da9fa93143d6fd4e36cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:34.217013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004081/manifest.jsonobserved e82383ab58bde007ef5592ef50719de7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:34.203805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004081/publication.mdobserved fcf1982d85d1a91602899a42af72f42a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:34.189911Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004081/publication.txtobserved c46bfb500a06156a627588803bafc690...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. |
|---|