OT-2026-000042772
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed blow-off after 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-2026-000042772) never changes.
Identity and time
| Publication number | OT-2026-000042772 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d0-77c3-86a7-5db787c2a0bb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042772 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f2f0c072dbe510c4130edceff5c6d4da712f5114879009da6613a5f43463a6e |
|---|---|
| Markdown | 5f5a7b8c51c6b8bf51c5366634abfed04dd6e6e0c9b2887a23f6dae3ea687357 |
| Publication page | e9f6529382a22db6ec9026c70ac893cc48d4f36838f548eeb898bac93ed9708f |
| Manifest | e19dd23ace1adce2b6d410577cf936075d9563ce46689fff3893b9dc572ab91e |
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 | G2FgtXZ6tFyJhbC+1qJhhP7mFI4I/y2B3YGnOxQ+MrrvsZjfe0xC3EZ+g9LmCvHjEKg+449eGUWn/Se7Na1VCA== |
| 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
| 2026-09-17T11:15:13.914186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042772observed e9f6529382a22db6ec9026c70ac893cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:13.894211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042772/manifest.jsonobserved e19dd23ace1adce2b6d410577cf93607...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:13.861018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042772/publication.mdobserved 5f5a7b8c51c6b8bf51c5366634abfed0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:13.826636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042772/publication.txtobserved 4f2f0c072dbe510c4130edceff5c6d4d...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. |
|---|