OT-2026-000091475
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump 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-2026-000091475) never changes.
Identity and time
| Publication number | OT-2026-000091475 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16d-78ed-96ed-75cfc8d9974a · 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-2026-000091475 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4527a4c21ab715f58ed52aa2da222b9d06ef615b544bc821f3c0190d6f4b1b7b |
|---|---|
| Markdown | ea7cbdb0da2ba6e405046e69b31dab23d4d8c6842eecbe72895e248e6ab51fe3 |
| Publication page | 7b9f2b69badfb6c70911af6af974311826d70ce489e97c5499dba6949788b0a4 |
| Manifest | 6d0db81fb27e33e2d3c6bcfb8e7db08b4479cf2790b30ff42b0b6450ead0677e |
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 | slPXUm+QeGV5nHyW4q3ZRTe7AlZ6OX81pjHz/AkhQLzLVuQjPIqQ+HdY8wGAIWeU70i0Dck8F8KJuG3uihgnBQ== |
| 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
| 2026-09-17T09:43:43.598000Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091475observed 7b9f2b69badfb6c70911af6af9743118...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:43.581445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091475/manifest.jsonobserved 6d0db81fb27e33e2d3c6bcfb8e7db08b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:43.563376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091475/publication.mdobserved ea7cbdb0da2ba6e405046e69b31dab23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:43.544929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091475/publication.txtobserved 4527a4c21ab715f58ed52aa2da222b9d...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. |
|---|