OT-2026-000075671
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-2026-000075671) never changes.
Identity and time
| Publication number | OT-2026-000075671 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fd-79eb-873e-ceca50e6b113 · 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-2026-000075671 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3d7bcdd27734ed113e33fa3bd20badd1ba564f385ed9b0ad72c203341108ecf6 |
|---|---|
| Markdown | c340698a497ef7019a0d421c06b5cbe2fb4b1dd3fffb99e3d1df96b70853a6eb |
| Publication page | 9aaed756191d6ee603022e0577a1d4f81424bd628b674ff383f647a84fffb2e5 |
| Manifest | efbc20f98dfda5883d846a6bf4b0e032f5fe9ef81f0ed62a9ce270cdd6c4a8c8 |
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 | h8v5dKwbk6lZ6D0q5Otia/3tIW4jMCfsv38PkBkiUIfrAtTwg99yAolsZ9zQiGyBCd2ONwHiRS04HcupqvBhDA== |
| 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
| 2026-09-17T10:13:47.012091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075671observed 9aaed756191d6ee603022e0577a1d4f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:13:46.994664Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075671/manifest.jsonobserved efbc20f98dfda5883d846a6bf4b0e032...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:46.973591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075671/publication.mdobserved c340698a497ef7019a0d421c06b5cbe2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:46.952352Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075671/publication.txtobserved 3d7bcdd27734ed113e33fa3bd20badd1...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. |
|---|