OT-2026-000004915
Publication integrity record
Vacuum cup gripper, two outlet manifold, ejector fed, contact triggered on the face
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-2026-000004915) never changes.
Identity and time
| Publication number | OT-2026-000004915 · never reused |
|---|---|
| Internal UUID | 01a0a927-ac50-7896-b120-01ef332d2338 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:39:04.660717Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004915 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f9b7d810030c054523f7e0549c8a3d7e5eb891784748221b476954f2b9abacf |
|---|---|
| Markdown | 95ca3d94db249e43e3131ac199344a206a7281fce072d0034d5c23fb9e27d35a |
| Publication page | cea8d7ed03c301e04de6f679cc2891476c589d5729dd4595c885c0722506cfc8 |
| Manifest | c22d08b5267e5c0cdc0d522c083d1dc0355a16df6001a4e428fdfd69f1b416a6 |
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 | Ee/e0qXI1JRQek5W8FGqbK0bzG8GrkBm/AS14yCcb9mPSk2QJOC2JUvMrdHPlsjIb7HeDVkmG23gts1548RhDw== |
| 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
| 2026-09-16T07:40:05.177670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004915observed cea8d7ed03c301e04de6f679cc289147...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:05.163246Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004915/manifest.jsonobserved c22d08b5267e5c0cdc0d522c083d1dc0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:05.149748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004915/publication.mdobserved 95ca3d94db249e43e3131ac199344a20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:05.135801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004915/publication.txtobserved 7f9b7d810030c054523f7e0549c8a3d7...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. |
|---|