OT-2026-000020705
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, 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-2026-000020705) never changes.
Identity and time
| Publication number | OT-2026-000020705 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-72e5-9147-24872b5578ca · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020705 |
| Status | PUBLIC |
Content hashes
| Canonical text | f5d2b032eb39aee57f9ecc106c276dafe3b451dd211b281ebecdabc152afe018 |
|---|---|
| Markdown | ce32d96420c89019f88b836d1c36e2be68b43a7f33a8c6e26870a6f1d553d76e |
| Publication page | 37eec1ff7b1a5a64bc9c6519188ecd26c084465b95fc9c4b116ae29ccc265d3d |
| Manifest | 2462b72f50d4e1aecb00bdee5a96b69b57bd9ff957b8d1af84e9119fe195f84f |
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 | dj6Ydl9Vp1q76cR65mdhXs4DRjLSEiRHbArnRiFLDbeo19XTc9MCE3RrLwCgDXto4n+fzyei0+Tu7vQ7VhHxDQ== |
| 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
| 2026-09-17T11:55:45.292754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020705observed 37eec1ff7b1a5a64bc9c6519188ecd26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:45.276205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020705/manifest.jsonobserved 2462b72f50d4e1aecb00bdee5a96b69b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:45.257838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020705/publication.mdobserved ce32d96420c89019f88b836d1c36e2be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:45.241263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020705/publication.txtobserved f5d2b032eb39aee57f9ecc106c276daf...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. |
|---|