OT-2026-000042680
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000042680) never changes.
Identity and time
| Publication number | OT-2026-000042680 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cf-70f2-a10f-9eb78067da8a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042680 |
| Status | PUBLIC |
Content hashes
| Canonical text | e8ba53520e8834f3d5cafde46db3551337dd8e093549d78652652d8163fb69da |
|---|---|
| Markdown | dcb0f1c3426957f40c23c76f0c1eab136c003cc80f5fc27d970a057485fbfbe9 |
| Publication page | ed0b61772e62c936618259d2a17d55f5f7cd29533afc5bd74ccccd56aacfc29b |
| Manifest | d748c8f09d987b0d0a9f6f7384b82c3d3b7f00974c01a6fd8fda34a1a7f2fa13 |
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 | ub/NDk4t99hUjquo/GAB3PGtZXEFGb4ln8yLKuKpvyOUhy7TJKQCwgP/2CIJMphc1IqC/hQ9l8gx895oQW4WAA== |
| 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
| 2026-09-17T11:15:01.979986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042680observed ed0b61772e62c936618259d2a17d55f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:01.960787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042680/manifest.jsonobserved d748c8f09d987b0d0a9f6f7384b82c3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:01.940659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042680/publication.mdobserved dcb0f1c3426957f40c23c76f0c1eab13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:01.917016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042680/publication.txtobserved e8ba53520e8834f3d5cafde46db35513...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. |
|---|