OT-2026-000091150
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, 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-2026-000091150) never changes.
Identity and time
| Publication number | OT-2026-000091150 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16b-72a0-beb4-6b5d82fc32e4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091150 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1e036bee9d8fe2a499d3da74b458f10a6568948aac216cd4723bac2e386e308e |
|---|---|
| Markdown | 52f1538517ee6e78b210cad5d34bd3fb0465564441ffeb8f302e73dbe3ebb60c |
| Publication page | aa506e38c8cdf8b4265646d9ebaf6ae00cbd3ec27cbb696ab02ab95e6488e0d1 |
| Manifest | 5a447dffbf0cd4049a33b67acca265b4a9abd9a895e03a248c58a4951b3216ef |
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 | 3+7yQUDhjWOGXTTEQQcLc8gPyyei/iw0d0irWqBcQGpIre+egoZTFBCDtAIGMV6clKzwE7J8lZuPCuqPESs2CQ== |
| 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
| 2026-09-17T09:43:12.971287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091150observed aa506e38c8cdf8b4265646d9ebaf6ae0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:12.952359Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091150/manifest.jsonobserved 5a447dffbf0cd4049a33b67acca265b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:12.933532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091150/publication.mdobserved 52f1538517ee6e78b210cad5d34bd3fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:12.915957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091150/publication.txtobserved 1e036bee9d8fe2a499d3da74b458f10a...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. |
|---|