OT-2026-000004250
Publication integrity record
Bellows cup vacuum gripper, three zone face, two outlet manifold, two stage ejector, pressure verified
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-2026-000004250) never changes.
Identity and time
| Publication number | OT-2026-000004250 · never reused |
|---|---|
| Internal UUID | 01a0a912-9928-7a9e-867c-c739eb7d6ce9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:16:03.499622Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004250 |
| Status | PUBLIC |
Content hashes
| Canonical text | b9d258403fb18c4716a7cc3f6ee5329791e4b1142653b777ce76ece157a185b7 |
|---|---|
| Markdown | 4a1446941d7cc3b9a0adb5324eda885e421af875c6442478392a3f3047eb5e9e |
| Publication page | bb429bc95affd6c2dae0c4eae6fb83508fd8369abf899f9b2d2c175913124212 |
| Manifest | 9f693dbee50245886cba103f7ed12e03252d9a74035a9ff6762e541d723facc2 |
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 | nTiF0GQCKDHUUpxvDeHjX3u90uuk/mn2EG/LF9t9kkJ4B9q1G0o97Qrln1WjuRv8zc6s5UoVQK+lycSKzWLeAA== |
| 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
| 2026-09-16T07:20:19.206534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004250observed bb429bc95affd6c2dae0c4eae6fb8350...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:19.192604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004250/manifest.jsonobserved 9f693dbee50245886cba103f7ed12e03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:19.179729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004250/publication.mdobserved 4a1446941d7cc3b9a0adb5324eda885e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:19.165598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004250/publication.txtobserved b9d258403fb18c4716a7cc3f6ee53297...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. |
|---|