OT-2026-000042421
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000042421) never changes.
Identity and time
| Publication number | OT-2026-000042421 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d75-7c97-a035-d04606b91e59 · 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-2026-000042421 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9b0c5dbce71bc1aad6eb5e7805fc517803444902ebf54947415f30c86c9afd8d |
|---|---|
| Markdown | 7f83dda5f1f2e3c380868f3e989542c1c45ea82f2a12d912d2de176d4f947d21 |
| Publication page | 249e3ab89c166864db43d300f59f4a00b0133a3fda2a8d419a466847fb90d1c2 |
| Manifest | 4c4f320f347dfbb2e4773443c340139d2793df005a874bbc1ab13179899a1735 |
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 | OuIonGJb+o+b+XnMCb+ustX6Lud/H7oz/JWPZF6LO9cWxmB+nZaZnzcYgCLkGlC8CIa01YpbLKMdTQYkBPIKDw== |
| 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
| 2026-09-17T11:16:13.227534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042421observed 249e3ab89c166864db43d300f59f4a00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:13.209654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042421/manifest.jsonobserved 4c4f320f347dfbb2e4773443c340139d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:13.193173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042421/publication.mdobserved 7f83dda5f1f2e3c380868f3e989542c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:13.176970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042421/publication.txtobserved 9b0c5dbce71bc1aad6eb5e7805fc5178...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. |
|---|