OT-2026-000023452
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000023452) never changes.
Identity and time
| Publication number | OT-2026-000023452 · never reused |
|---|---|
| Internal UUID | 01a0ae70-7269-7556-854c-1092b4bab455 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:40.056870Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023452 |
| Status | PUBLIC |
Content hashes
| Canonical text | e79c9d640959caa6a52083e07fb81a68af91dd3b672488dfe5702cf9608dc8d2 |
|---|---|
| Markdown | e9f1f66edd94dc260cfc74c2a0930fe6d3d4daead63f461df0f844f406b94568 |
| Publication page | a0b4a8b26bac3f9394e35df8c65459e1a7e97c7c25680bfd8c4b5ad18e04cc5d |
| Manifest | 367a0546bcd42a665d7e4045d5b6b136716e910a0c4c93e2bda69a90ded74d39 |
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 | P0yOXUJefQVmRvnC9vImtyJ3Wjwsl62ucgTV5gtGJqcNZzdUdbGVpNwa53RpgZORp4eStT9CzA+BU2s77+EwBQ== |
| 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
| 2026-09-17T11:51:40.216315Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023452observed a0b4a8b26bac3f9394e35df8c65459e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:51:40.198779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023452/manifest.jsonobserved 367a0546bcd42a665d7e4045d5b6b136...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:51:40.182142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023452/publication.mdobserved e9f1f66edd94dc260cfc74c2a0930fe6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:51:40.166186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023452/publication.txtobserved e79c9d640959caa6a52083e07fb81a68...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. |
|---|