OT-2026-000049380
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed 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-2026-000049380) never changes.
Identity and time
| Publication number | OT-2026-000049380 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7b-704c-afa6-be43ea7624b6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049380 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e07b9f5f5452e6ea704d3d8458eaf907556315bbaf47e83f9f9344fc491a73d |
|---|---|
| Markdown | 6dbbc673592db984eba3074bd9b709a00a7f309779a4a4f4e4c9ecee48940e81 |
| Publication page | 90a2a25956dd08a4feb7a904a02e24fc8afd61c3f6dd002d9ac567cfc2dd82e5 |
| Manifest | 513301c29fa14c28b96540e8ac844e73c04b3f2e7d469ef4330c0657406b5bd1 |
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 | 4HrBU3aZAXsjVNYrDG13yAex0w3q5q1jyJmORLL/dMfDVmO0HgxiH4OEIsmhXyp4Bfzy63bjl7yZuO0dohkaDA== |
| 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
| 2026-09-17T11:02:11.345756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049380observed 90a2a25956dd08a4feb7a904a02e24fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:11.292362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049380/manifest.jsonobserved 513301c29fa14c28b96540e8ac844e73...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:11.271547Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049380/publication.mdobserved 6dbbc673592db984eba3074bd9b709a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:11.215106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049380/publication.txtobserved 4e07b9f5f5452e6ea704d3d8458eaf90...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. |
|---|