OT-2026-000031240
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, sustained blow-off before 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-2026-000031240) never changes.
Identity and time
| Publication number | OT-2026-000031240 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-76f1-b4bb-db852a6d590f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031240 |
| Status | PUBLIC |
Content hashes
| Canonical text | b35a17160658687973729ef996262054d2e22d2c7af35f2d09fc0770710b076d |
|---|---|
| Markdown | 8675dfb6d90e783374ebd00f4d4fc567d9b32ede43520e438a1b33f2f4e78c7d |
| Publication page | 561f177c0bc7b3747616394b9d04d96a6fe3af6c6c43fc78c58c886d5fe6eeda |
| Manifest | 6a5d71a0d89dbcaee9e976b274196d9e6eaf461f66c7a10e39d3a556add14e75 |
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 | mBi3Q/A61forrQ8EDjF6Rf37iTrOXaQZ0HmIFSLGun0TGh2c48vixTZnqLH8WJ8ASQnHD2UrKIcPepi8ve1oAg== |
| 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
| 2026-09-17T11:35:48.745794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031240observed 561f177c0bc7b3747616394b9d04d96a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:48.729482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031240/manifest.jsonobserved 6a5d71a0d89dbcaee9e976b274196d9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:48.711302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031240/publication.mdobserved 8675dfb6d90e783374ebd00f4d4fc567...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:48.694357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031240/publication.txtobserved b35a17160658687973729ef996262054...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. |
|---|