OT-2026-000030633
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000030633) never changes.
Identity and time
| Publication number | OT-2026-000030633 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb2-754b-bcb6-b69db6c14d1b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030633 |
| Status | PUBLIC |
Content hashes
| Canonical text | c65b3a5546e841e72a002e44e2fde5c4331d4c40a0e7c3c6179b46b838beaf5f |
|---|---|
| Markdown | 4c12e0aba96133e91ed3f2adc8785635d2b8109252e6c906f9d0edc2e39bddf5 |
| Publication page | fc122cde50fbfaa7cb22547cd81a8aaa4fad9e1eb07226b1b13e423dcb701814 |
| Manifest | 31559f2c7754107e8784bf99247c54bbda893245a10428ea7f0cf859adfb5ba6 |
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 | sOgKzHa6Ct4Zn9pNzmK/JbMm0dLTpwlXzkFNQ/IvCWZnoXQ+NNTf0QAGB8/Ujaptcr/n688aASp9BqWEXCkSBQ== |
| 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
| 2026-09-17T11:36:30.491639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030633observed fc122cde50fbfaa7cb22547cd81a8aaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:30.474127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030633/manifest.jsonobserved 31559f2c7754107e8784bf99247c54bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:30.453389Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030633/publication.mdobserved 4c12e0aba96133e91ed3f2adc8785635...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:30.434291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030633/publication.txtobserved c65b3a5546e841e72a002e44e2fde5c4...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. |
|---|