OT-2026-000072284
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000072284) never changes.
Identity and time
| Publication number | OT-2026-000072284 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c3-7bfe-b630-1f2caf3c5dfd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072284 |
| Status | PUBLIC |
Content hashes
| Canonical text | 048176e2fb401c32b5ea9865de4383e93a70598013cfdcc47c103d0c23c8256c |
|---|---|
| Markdown | bbadeb6d2cabcee4e4c6721110d14efaa93a336f3f535bf3e9985c9c02493da1 |
| Publication page | db6cfc3fde4514d9406231644cef3a9b62234628f2ae2bae4804ffda43ecfd97 |
| Manifest | 57ba47461d85e41e025239ee4fb9c2f6f5382a4e183bf363a61faa2a3ab67e58 |
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 | heRl0yq7NBgT3sWHle3PZ16bjhUUtAyBTFgR6ZHxkw3kWaGfaCENSghK4t39vHW3FDEfh/uvA3Tkr+MDlfj1Bw== |
| 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
| 2026-09-17T10:23:23.988303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072284observed db6cfc3fde4514d9406231644cef3a9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:23.969711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072284/manifest.jsonobserved 57ba47461d85e41e025239ee4fb9c2f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:23.951140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072284/publication.mdobserved bbadeb6d2cabcee4e4c6721110d14efa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:23.930543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072284/publication.txtobserved 048176e2fb401c32b5ea9865de4383e9...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. |
|---|