OT-2026-000075793
Publication integrity record
Two bellows cup vacuum gripper, two zone face, plant vacuum fed, pressure sensor per zone, pulsed blow-off 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-2026-000075793) never changes.
Identity and time
| Publication number | OT-2026-000075793 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fe-7ccd-b2d2-bd1a9e320d11 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075793 |
| Status | PUBLIC |
Content hashes
| Canonical text | 42190f082032b27942bdd61aa304d853b3395c94417173aa3aa692ec0c0e9d45 |
|---|---|
| Markdown | 97126ceba3a72a614ea13fde6c74926293a479e98febce62a2530549fa5bfa85 |
| Publication page | 17aed2a7b53a6b1eff9bffdaef831de6d1cf3f1dacb2fa98c3e4410e2bb45df4 |
| Manifest | 7c2d0373fbb76b880fe520298b531324517c1c3ca3e2bd51feb7e85e6ab9c957 |
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 | nsTQTXdFQfXIDfzEAzC7p4PR6KHOpOmC6dH3bvxJu4AsYzw+vbaa4NB2NVFSyuxOumoFqiRY5yp7uMraxWSjBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:14:16.209490Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075793observed 17aed2a7b53a6b1eff9bffdaef831de6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:14:16.191484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075793/manifest.jsonobserved 7c2d0373fbb76b880fe520298b531324...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:15.785697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075793/publication.mdobserved 97126ceba3a72a614ea13fde6c749262...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:15.767529Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075793/publication.txtobserved 42190f082032b27942bdd61aa304d853...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. |
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