OT-2026-000042816
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, pulsed blow-off 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-2026-000042816) never changes.
Identity and time
| Publication number | OT-2026-000042816 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d0-7d55-824c-d7bc7c5f7706 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042816 |
| Status | PUBLIC |
Content hashes
| Canonical text | c6423df33848c7c95902a68847401edbc1847d8f4a903bf003543d91b53d5b2c |
|---|---|
| Markdown | 78b7df39e3e28b50af3da31ce697209d9eff71b757331a2b784c9fa898438bf6 |
| Publication page | 2c58e44df9ed82e28587d84595833261e73174ad96ac65eb802a7f7008e07b95 |
| Manifest | dea5c6d72551d938b0c66a678a565d52274458fa69b4d4670b43ff29aaa6fcf0 |
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 | eBEwuzj2TKz3VWnFwiF/ueIuxJOoaxoMrJcOVwiZ7Giw/GiKRafmxY60tw2JfnMeHarITjsfh/D8blW+uJ1RCQ== |
| 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
| 2026-09-17T11:15:17.623166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042816observed 2c58e44df9ed82e28587d84595833261...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:17.604060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042816/manifest.jsonobserved dea5c6d72551d938b0c66a678a565d52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:17.585712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042816/publication.mdobserved 78b7df39e3e28b50af3da31ce697209d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:17.567983Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042816/publication.txtobserved c6423df33848c7c95902a68847401edb...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. |
|---|