OT-2026-000013644
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000013644) never changes.
Identity and time
| Publication number | OT-2026-000013644 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de8-775d-88f3-edcf981ae77b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013644 |
| Status | PUBLIC |
Content hashes
| Canonical text | 700d1971a5268a4f5165a7e90d36ef7c7774f50b5cafdf8caa8a8b0e155709e0 |
|---|---|
| Markdown | 6767da500d8df479b74ce204a22e64938ad202734319bd869c040391c93adcfa |
| Publication page | 3ffbde9ccb16b141bc2f5e529954174033cc932c8678b58be2cefef004b4440b |
| Manifest | 081a86e94f714b8b30eacebf42a8ae888e1384b951d118e6d48737ad65922456 |
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 | cI2oQfV1Z8CJyXXeTR/jeNdFSb8Dmsxdo/c8CRJpaTZJMKyH4gOTLfmazaYDkVaCm+aQVS0yBqeKFRoy+WKUAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:08:34.821531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013644observed 3ffbde9ccb16b141bc2f5e5299541740...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:34.803887Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013644/manifest.jsonobserved 081a86e94f714b8b30eacebf42a8ae88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:34.784429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013644/publication.mdobserved 6767da500d8df479b74ce204a22e6493...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:34.765936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013644/publication.txtobserved 700d1971a5268a4f5165a7e90d36ef7c...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. |
|---|