OT-2026-000090354
Publication integrity record
Three cup vacuum gripper, three zone face, single stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000090354) never changes.
Identity and time
| Publication number | OT-2026-000090354 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-737a-8261-f6ea9f43c67c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090354 |
| Status | PUBLIC |
Content hashes
| Canonical text | 12bbbd230320a606d10a8325145c1d7e676c476a78c0c9fec3bac6cf30883754 |
|---|---|
| Markdown | 1aa00136cb133ec623e549682813c143d07a05c0517a41494d421218de2262e1 |
| Publication page | 5917fcf7ed60bec4e3bc657037a2dfd79deeabe0dc5810ade7d80209a450cbfa |
| Manifest | e94ae028406388862db9d3b919f152a79286ebf289224ba7fe97a5e4e11a444a |
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 | j++EstGE55QV8hTJEyE9gUEIHHANBz4SAqwVLs4w1m2eiG3NJVS3/FV0dy/UWgp/DP92kwhVBOLlXvyJU/euCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:27.134576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090354observed 5917fcf7ed60bec4e3bc657037a2dfd7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:27.115003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090354/manifest.jsonobserved e94ae028406388862db9d3b919f152a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:27.095498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090354/publication.mdobserved 1aa00136cb133ec623e549682813c143...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:27.076085Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090354/publication.txtobserved 12bbbd230320a606d10a8325145c1d7e...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. |
|---|