OT-2026-000004674
Publication integrity record
Vacuum cup gripper, three zone face, common isolation valve, three stage ejector, contact triggered
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-2026-000004674) never changes.
Identity and time
| Publication number | OT-2026-000004674 · never reused |
|---|---|
| Internal UUID | 01a0a91f-b1ad-7b25-afed-ed665d9c910c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:30:21.744678Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004674 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7b5551963f56eb218449740dedc9789c4e3908011b21b445b785c7d1406783f |
|---|---|
| Markdown | 2edcb5a964457c871e198215c98b278befcda19c2df922d07b820155e3412a91 |
| Publication page | b2d04c2b9ae4c951cb4ee4a52a8f7e03ffa9cba689b9494f485cf18010e8ba5c |
| Manifest | 2c5e0fff15be6eec568cced5e9f297b11b578dc786caec78ccc2306a839fe075 |
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 | Ji6wCtvr5FdW6v2U5Nhz5Pr+rBn9dV7Xe26tfYZQvU4S5yfYApS+fRAdWmlLZCBBI+V07b/eIcrm54I9ePaMAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:30.917618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004674observed b2d04c2b9ae4c951cb4ee4a52a8f7e03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:30.906514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004674/manifest.jsonobserved 2c5e0fff15be6eec568cced5e9f297b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:30.894551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004674/publication.mdobserved 2edcb5a964457c871e198215c98b278b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:30.881231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004674/publication.txtobserved c7b5551963f56eb218449740dedc9789...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. |
|---|