OT-2026-000052531
Publication integrity record
Two cup vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, 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-2026-000052531) never changes.
Identity and time
| Publication number | OT-2026-000052531 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-7cee-a850-aad468db85fb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052531 |
| Status | PUBLIC |
Content hashes
| Canonical text | 225188a9f7d242794256856194bfcc2f2675ae3d9ad6dcfa85d15fc6e44a5f70 |
|---|---|
| Markdown | 6cd68078ada974199a9ec3427896d966d1686be88332943bf63eb405177b3d8b |
| Publication page | e84a4b4e2f19f1d28e6145471bac626bb825755cc62a010c92556e80cf0f8d24 |
| Manifest | 9f8a2e9770a20e4b51d1069a406acb4eb0bb26e95a206965417be64b154fd1ca |
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 | DJtSn1be4eiP+Wvta2jMoBrqByaW904kz8Gj7tOsj9TcMNQYTcyI1rr7vZipdsD4MJYi/agDzn9FU+isEceaAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:10.687465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052531observed e84a4b4e2f19f1d28e6145471bac626b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:10.669272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052531/manifest.jsonobserved 9f8a2e9770a20e4b51d1069a406acb4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:10.651502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052531/publication.mdobserved 6cd68078ada974199a9ec3427896d966...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:10.634318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052531/publication.txtobserved 225188a9f7d242794256856194bfcc2f...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. |
|---|