OT-2026-000103403
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two stage ejector, pulsed blow-off after 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-2026-000103403) never changes.
Identity and time
| Publication number | OT-2026-000103403 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e460-7833-8cd8-8c3c8b8a6a91 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103403 |
| Status | PUBLIC |
Content hashes
| Canonical text | b1070e97e68dd55c68f6acc49a3faeed69e35f08cf0c691c8633f1e83f9f6bb4 |
|---|---|
| Markdown | 405293004acca772e3571ff385b97766cfeb91f0d28835ac03b3f671bd4c13aa |
| Publication page | 74d81adc345c08813e0565162fe77bf9226db1528f0aa20611e5d9ad2f23b255 |
| Manifest | edb3842cb7ffc395a1bffbf4b0d9869535f3756abde81fb878a1bb2f5603f34a |
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 | Rw+ffqA2IKVAtCl9q1wNzOOYj2oGC+WMKOetqRKQbozmVvkZA1aMpeHxR6cYLK39Qfo75QyMXL6lNKAMtEwkAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:08.835921Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103403observed 74d81adc345c08813e0565162fe77bf9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:08.818773Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103403/manifest.jsonobserved edb3842cb7ffc395a1bffbf4b0d98695...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:08.801615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103403/publication.mdobserved 405293004acca772e3571ff385b97766...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:08.784049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103403/publication.txtobserved b1070e97e68dd55c68f6acc49a3faeed...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. |
|---|