OT-2026-000030488
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000030488) never changes.
Identity and time
| Publication number | OT-2026-000030488 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e504-7175-afd6-e30eba897983 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030488 |
| Status | PUBLIC |
Content hashes
| Canonical text | ced40475df9f87bf0722e13787466c98bf396ee620218eaa5a792c2e1f2b240e |
|---|---|
| Markdown | adb35c5b37496786c497536f841a21038e6c57185877eb6a8444a974a9e53df4 |
| Publication page | cdd5f35e6cf244e22c5a0b70c824f75bd21840b21da22d73abb2e238472ccf6c |
| Manifest | 1604a0a59bbc41132b1ff0c994447faa2d172b1c78f5e23ae0e1ceaa220ae523 |
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 | Ra2oOChH9xNY/1oKWV6aC1kX6xOQ3OEna66LXaoakGiwQlxtzB54trec4mQOxihHZwjUQ6JlD9IdEsJ82Q1QCA== |
| 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
| 2026-09-17T11:38:20.510671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030488observed cdd5f35e6cf244e22c5a0b70c824f75b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:20.494080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030488/manifest.jsonobserved 1604a0a59bbc41132b1ff0c994447faa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:20.476605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030488/publication.mdobserved adb35c5b37496786c497536f841a2103...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:20.459042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030488/publication.txtobserved ced40475df9f87bf0722e13787466c98...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. |
|---|