OT-2026-000004163
Publication integrity record
Bellows cup vacuum gripper, ejector fed, vented before set down, plastic cups, 1 fold
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-2026-000004163) never changes.
Identity and time
| Publication number | OT-2026-000004163 · never reused |
|---|---|
| Internal UUID | 01a0a90f-ba57-7c5e-ad1b-915ef23cd2ad · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:12:55.386684Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004163 |
| Status | PUBLIC |
Content hashes
| Canonical text | a6a15da62c777a5b4c440ce4927e2b0543f6f210fc09b3ce1d885c406d0131cb |
|---|---|
| Markdown | c972c1cf24e32d5e2a06bb03b64be65a97fe90b42a40c682a419da4a16e6dab0 |
| Publication page | b4847b08914660bd8a5206425e897be6ae841444202a75ba9db59809147af424 |
| Manifest | b4e99eca1a7e4fbf8b0dbfdef07843333fb1b853801a799d39f22d0efcec0e72 |
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 | BHZnGwCCXwsTe1dMrxEu1AjuBTv0cQ2wxy+5a/zwNxlaXHOrmL5Vh3AvuWfkUznzuAZd7shyt85uAPUwgrcbDg== |
| 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
| 2026-09-16T07:20:29.236251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004163observed b4847b08914660bd8a5206425e897be6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:29.220763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004163/manifest.jsonobserved b4e99eca1a7e4fbf8b0dbfdef0784333...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:29.205870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004163/publication.mdobserved c972c1cf24e32d5e2a06bb03b64be65a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:29.193621Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004163/publication.txtobserved a6a15da62c777a5b4c440ce4927e2b05...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. |
|---|