OT-2026-000042449
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after set-down
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-2026-000042449) never changes.
Identity and time
| Publication number | OT-2026-000042449 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d75-72f1-ba28-2a1136d28c39 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042449 |
| Status | PUBLIC |
Content hashes
| Canonical text | ab1cc59bd96cb0ca7d2c55642682d85d3b0e86b3429d8927258f1bb4c745716d |
|---|---|
| Markdown | 981bfeb95b265a21b60c802018f5ce8640af0bd4a2ec70303334092697ac965d |
| Publication page | c897a92e898bd4f9ed141c290443c7680d12e2743f5ee8852541e3a3931de231 |
| Manifest | 6c7b795c7fd4e13c5bceef0d5bfc64fdb8fdfb087057a6ea895f91a7aec07538 |
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 | QzRXo5XAhdGUCMu6ldJepiCu67NoDPFyPEmxOBTVjDGr5q4k+ZdjsOraL3bcI5XMoaylaNJ17/Dh06rWoB6OBw== |
| 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
| 2026-09-17T11:16:15.234730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042449observed c897a92e898bd4f9ed141c290443c768...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:15.216251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042449/manifest.jsonobserved 6c7b795c7fd4e13c5bceef0d5bfc64fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:15.198433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042449/publication.mdobserved 981bfeb95b265a21b60c802018f5ce86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:15.182213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042449/publication.txtobserved ab1cc59bd96cb0ca7d2c55642682d85d...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. |
|---|