OT-2026-000003723
Publication integrity record
Vacuum cup gripper, four zone face, per zone isolation, plant vacuum fed, pressure verified
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-2026-000003723) never changes.
Identity and time
| Publication number | OT-2026-000003723 · never reused |
|---|---|
| Internal UUID | 01a0a90a-dde4-73c5-b981-f50adf8e178a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:36.807006Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003723 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a987e9a5817e1a9ce64aec5e0ee92d7e27fc468dbef323fe0753977d5a3ed8c |
|---|---|
| Markdown | 6d5066e88d5238318a71ff44450a137b1fb9013ff0151b3eac2f681598508446 |
| Publication page | a01b7c407997e7b57c430ad939066474170b2a2e9a356cb4f34169c76968cedd |
| Manifest | 9bbfc5e32ac30767d00a6836ab25234f953c58f03ccc44a68be8b598e37bdfd2 |
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 | NSXiyYpHworCo97S9V6MaxeidTx4f/H/pjahr08uKpaqXexlwzRnwc+cyHVgfBAAbchfwMtFHIZlyOU/6c9iCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:50:35.179056Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003723observed a01b7c407997e7b57c430ad939066474...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:35.163707Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003723/manifest.jsonobserved 9bbfc5e32ac30767d00a6836ab25234f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:35.148861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003723/publication.mdobserved 6d5066e88d5238318a71ff44450a137b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:35.135969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003723/publication.txtobserved 9a987e9a5817e1a9ce64aec5e0ee92d7...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. |
|---|