OT-2026-000030721
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000030721) never changes.
Identity and time
| Publication number | OT-2026-000030721 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb4-78a5-9747-20b2828843c1 · 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-2026-000030721 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3ed7ce9bfb768aadc260d385b954f2de189d2f2e8f32fcbe9bb38c725d2baea3 |
|---|---|
| Markdown | 1f840fa67f046751c2a4cb57d474e61a488a71eac9cfb7f8a4221ae418a1a6bc |
| Publication page | b53d326398956752f573705255deae40d210af24d77e898d4f9764de8c1b3876 |
| Manifest | aa36f192170daef24d72a25a996df09b0ec060e959a8ea1a2377142af25e1d72 |
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 | GTrP0opupkWtFSX/lM66N9/ccRrRAPsCrLKL0Wu68Bo+36KySrMTMdmwbEjd1/bXv6m18x6gh+QjEVasv+xWBQ== |
| 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
| 2026-09-17T11:36:38.991192Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030721observed b53d326398956752f573705255deae40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:38.973501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030721/manifest.jsonobserved aa36f192170daef24d72a25a996df09b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:38.954454Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030721/publication.mdobserved 1f840fa67f046751c2a4cb57d474e61a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:38.937894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030721/publication.txtobserved 3ed7ce9bfb768aadc260d385b954f2de...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. |
|---|