OT-2026-000013257
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single stage ejector, pulsed 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-2026-000013257) never changes.
Identity and time
| Publication number | OT-2026-000013257 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fc9-7b71-a4b6-9ead568ce9b7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013257 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9d3d8372343ba35d7c14789b96e3ac01c29396bc70ab4bee02a51ab5ed2fc241 |
|---|---|
| Markdown | 62745965e5ec8cd6a0d026e96f22f05db9b18b145c0844aab194338080397a68 |
| Publication page | 094ca2de903dd45ba448a67c113bead2a65d68c535231eb1f0542b52547a3cd8 |
| Manifest | 5911f4c0986f76ff574039f58200282976767109115c80c85e2bb5ae7206f786 |
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 | P4Dp6635tKQ3mkSuTjZgN07wFb46PUU5HNM7PAJSiDebx6swkcxkqgImGBp5VuI+kCxkHtgmcKqrGJxXaOrdBg== |
| 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
| 2026-09-17T12:09:39.872652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013257observed 094ca2de903dd45ba448a67c113bead2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:39.851711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013257/manifest.jsonobserved 5911f4c0986f76ff574039f582002829...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:39.831912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013257/publication.mdobserved 62745965e5ec8cd6a0d026e96f22f05d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:39.813592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013257/publication.txtobserved 9d3d8372343ba35d7c14789b96e3ac01...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. |
|---|