OT-2026-000090527
Publication integrity record
Four bellows cup vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, sustained blow-off before set-down, on a tool changer
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-2026-000090527) never changes.
Identity and time
| Publication number | OT-2026-000090527 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-75cd-b99f-54c10a9d1df7 · 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-2026-000090527 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8e7edd7216e927b477d74c1398e9e7fcc2a7d6e4802d5ce28c3369af966dcdb0 |
|---|---|
| Markdown | a98e21814da73985ad851fe13e3c085a28888285e7ed0a97fe5263307eb4ead8 |
| Publication page | e9a5fd4a796c64cc33ddba74b68eeaabf139456bbe52d427b3c0cf641a4d3825 |
| Manifest | 913e1c28015cff71c3ce97e9f37c312201224a6a470667e157a246fcc581c3f9 |
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 | +hnYJBBdILFBA/jDefOeeNBdfT5itbBRTLvvebcfY2ij+P5EGQaGHd70aLyJdTCWfNuw5jZDQfu60aI9l3SeAw== |
| 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
| 2026-09-17T09:44:41.840751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090527observed e9a5fd4a796c64cc33ddba74b68eeaab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:41.821533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090527/manifest.jsonobserved 913e1c28015cff71c3ce97e9f37c3122...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:41.802607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090527/publication.mdobserved a98e21814da73985ad851fe13e3c085a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:41.783742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090527/publication.txtobserved 8e7edd7216e927b477d74c1398e9e7fc...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. |
|---|