OT-2026-000042321
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, sustained blow-off after 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-2026-000042321) never changes.
Identity and time
| Publication number | OT-2026-000042321 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d74-71ea-aa5e-4b1aed94e934 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042321 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e7d186af9872c85f1380d1c44f9a01c8899750cd22c3f47d9678667a86058b0 |
|---|---|
| Markdown | 5c0b9382c3db986dad213bf6a9bb0a4fd70e152dd5aafd5881787b97caa1e3d7 |
| Publication page | 55222012662e4b50897a5c89987ec45265f329bb71b62552fc819a97c80a0595 |
| Manifest | 256aa05580a7b4f0584019d858853a484660aad04d9cf1bd993297d3a0116e8d |
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 | Hi1IT3pbPZPlst97u1uMoavF+W8iEoDswhQdCF73rY6KSi13uqwQz5eXaVXJGSHje9m1bJqGgm4E49Ztle7YDg== |
| 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
| 2026-09-17T11:16:01.487860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042321observed 55222012662e4b50897a5c89987ec452...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:01.469877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042321/manifest.jsonobserved 256aa05580a7b4f0584019d858853a48...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:01.451391Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042321/publication.mdobserved 5c0b9382c3db986dad213bf6a9bb0a4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:01.434427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042321/publication.txtobserved 4e7d186af9872c85f1380d1c44f9a01c...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. |
|---|