OT-2026-000004089
Publication integrity record
Vacuum cup gripper, two zone face, four outlet manifold, pump 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-2026-000004089) never changes.
Identity and time
| Publication number | OT-2026-000004089 · never reused |
|---|---|
| Internal UUID | 01a0a90e-8454-7000-a4d5-1afa7f18f922 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:11:36.022641Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004089 |
| Status | PUBLIC |
Content hashes
| Canonical text | 18405cc4878daf135fe1e6fefcd601504cb663e44bb66fea8fb532f341641725 |
|---|---|
| Markdown | 6f647080a8ae185b16f97a5c5aaefb55ac5ec92dfa9897cc04a395fb1463edad |
| Publication page | 58250d130973aa6db592fe264cdf16b12ce1ef68a54b3f865afeb2d9b11f1386 |
| Manifest | dcdce043f7228c7c175c27a7ac0ef115529e8c9908e13d3d229a4676bb34e308 |
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 | sUVzljVT25Tken+ApS59Q92hq0oOAyp4pB9BPAeDDHrWsHIuHNSCON0dH1/gtorlorOUlHevyQw5aWTx5/nTDw== |
| 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
| 2026-09-16T07:30:33.245418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004089observed 58250d130973aa6db592fe264cdf16b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:33.231958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004089/manifest.jsonobserved dcdce043f7228c7c175c27a7ac0ef115...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:33.218866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004089/publication.mdobserved 6f647080a8ae185b16f97a5c5aaefb55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:33.206888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004089/publication.txtobserved 18405cc4878daf135fe1e6fefcd60150...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. |
|---|