OT-2026-000100157
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000100157) never changes.
Identity and time
| Publication number | OT-2026-000100157 · never reused |
|---|---|
| Internal UUID | 01a0aea3-3052-7ee2-a500-a55254658430 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:05.469356Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100157 |
| Status | PUBLIC |
Content hashes
| Canonical text | 255bbe809f81616f401628291a4c06f7ac897a9c4db8e0ed63169b0aad6a3faa |
|---|---|
| Markdown | a6ba721bdfbb8cb2a9c99322b59a6ff4278bd80f28a254d72c5fdf6296244897 |
| Publication page | c38e91fc3dd006c57868ac58911088c00cd97ead911c1d8f04914b81b67dcc2c |
| Manifest | 1c707089b570d5e8bcc3e5173d478e9ee875fd602aaba46470a82a8d5ae64f86 |
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 | gye6dUM3zLmE81RzTRRBxaGFJLVQ7xQnBgZtt9Lo3BzyLVhxgfGhT7TVROyBXLDJFBaXHBH7zmlN8hAW5lvMCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:27:51.863988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100157observed c38e91fc3dd006c57868ac58911088c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:27:51.845415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100157/manifest.jsonobserved 1c707089b570d5e8bcc3e5173d478e9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:51.825397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100157/publication.mdobserved a6ba721bdfbb8cb2a9c99322b59a6ff4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:51.807135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100157/publication.txtobserved 255bbe809f81616f401628291a4c06f7...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. |
|---|