OT-2026-000075789
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-2026-000075789) never changes.
Identity and time
| Publication number | OT-2026-000075789 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fe-754a-975e-5ce0f3ebe0c5 · 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-2026-000075789 |
| Status | PUBLIC |
Content hashes
| Canonical text | b04433c139492d1aa50bd8673ec61a3b2c5b7ab563701f65b0d8fd30f70c6bda |
|---|---|
| Markdown | 289872b1c66a96f795ed8edf3293537f1d6d330579469dc86912533b25cd2815 |
| Publication page | a97497faacfc13fb7d23e2eebea6c3210047ef58493453371ee23043b505071a |
| Manifest | 39a15a8d40ef5c5dd9601a2f1d2b9f79fc8449925d90d6169141ac36d1923141 |
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 | AXjlLD6lM/r7ZPSheVdaNIIvapd/lFc7PI3rDc0lHwhbPB3xXa4ulp8eIzeiG4LVy0yjGA0UpsnkKgw/9R8JCQ== |
| 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
| 2026-09-17T10:14:15.276568Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075789observed a97497faacfc13fb7d23e2eebea6c321...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:14:15.259470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075789/manifest.jsonobserved 39a15a8d40ef5c5dd9601a2f1d2b9f79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:15.242073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075789/publication.mdobserved 289872b1c66a96f795ed8edf3293537f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:15.223600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075789/publication.txtobserved b04433c139492d1aa50bd8673ec61a3b...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. |
|---|