OT-2026-000075795
Publication integrity record
Two bellows cup vacuum gripper, two zone face, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000075795) never changes.
Identity and time
| Publication number | OT-2026-000075795 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fe-7c0c-afbe-8637451f5ea4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075795 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d3e344fb4ab00fc0cab8f9bae3b8b4acdb16f2c9f6aaf82b89d0023726cfd33 |
|---|---|
| Markdown | 860b41861fe25339bbfdf5ba0e2fcc8c3280ba05732382c4717f4dda285bf5ec |
| Publication page | c3dbe212ad27e1c3ab478f2b831885c66b0af087170265c9ddaffc3e3a488f95 |
| Manifest | b71eb90afdf377fc961c46ccd7c50bbe3bfdc06c4408d6196725fd3919f33d63 |
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 | Rp4TWqWjJZce75yQBAkdRf9xdeHHGr2kCxe0GYAnH6MUPuIzW25QfjP9C8ca/2TQCnVh9zS3vM164fu/CMoUCg== |
| 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
| 2026-09-17T10:14:16.733513Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075795observed c3dbe212ad27e1c3ab478f2b831885c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:14:16.715731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075795/manifest.jsonobserved b71eb90afdf377fc961c46ccd7c50bbe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:16.696827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075795/publication.mdobserved 860b41861fe25339bbfdf5ba0e2fcc8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:16.553858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075795/publication.txtobserved 4d3e344fb4ab00fc0cab8f9bae3b8b4a...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. |
|---|