OT-2026-000021197
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000021197) never changes.
Identity and time
| Publication number | OT-2026-000021197 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-7640-836e-fa0f2195b18a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021197 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1168f5322a5d405a8c4c86f238b68bcae4a846c394515cd50672b7bf6b7c6096 |
|---|---|
| Markdown | 47dae16ce6f6c7ae13b12a5ce2588d8926a0f7a2c8980de832ac705c8dd69b5b |
| Publication page | 34d69e584e209430fb07a8ec16cedf6151f8a48fe19996ae9330dcbbc0476b86 |
| Manifest | c2b29d96a2cae32e9f6c03e04a0a6a268c44ab6902b23cb802d38933a046c7c9 |
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 | YUZR7Wj2c/oCDFM/ELX8F6TwtdtCq077RFCE793NTnuKM46X7M0BwQ5337+f0KT91+5oc/4R8qiCUADEUeBpCg== |
| 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
| 2026-09-17T11:54:59.527552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021197observed 34d69e584e209430fb07a8ec16cedf61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:59.512083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021197/manifest.jsonobserved c2b29d96a2cae32e9f6c03e04a0a6a26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:59.493495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021197/publication.mdobserved 47dae16ce6f6c7ae13b12a5ce2588d89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:59.476461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021197/publication.txtobserved 1168f5322a5d405a8c4c86f238b68bca...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. |
|---|