OT-2026-000006135
Publication integrity record
Vacuum cup gripper, four zone face, pump fed, contact triggered, vented after 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-2026-000006135) never changes.
Identity and time
| Publication number | OT-2026-000006135 · never reused |
|---|---|
| Internal UUID | 01a0a950-845e-7ebe-9f18-28895f7b901b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:23:41.408827Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006135 |
| Status | PUBLIC |
Content hashes
| Canonical text | c2b88d32c5f7a878bebab3aeaa38e8eff74f9f681b8cfac4d5b8691823a7c0ab |
|---|---|
| Markdown | 54d1c2151bffc2d8512cfe5b6355aa6063577144d898d2f45403bf3237b3a193 |
| Publication page | d601ab05fa1a70ef03287cf98d9c0b1947975a22d4d5c6eb0b6931e19faa51ce |
| Manifest | 5b4d47b59c6ce9788aa722de92464854b1040472c440317a0c02b03627a4b841 |
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 | nePDTB8+jjdQWauzM7Z0DsijWfMbMoVC3TxLJ73yyS6MWnUOe0x8mdQU0oKwRnP2vF6UpAcSPvYz7Pepxk9jBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:30:23.623344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006135observed d601ab05fa1a70ef03287cf98d9c0b19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:23.501028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006135/manifest.jsonobserved 5b4d47b59c6ce9788aa722de92464854...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:23.487755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006135/publication.mdobserved 54d1c2151bffc2d8512cfe5b6355aa60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:23.473336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006135/publication.txtobserved c2b88d32c5f7a878bebab3aeaa38e8ef...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. |
|---|