OT-2026-000076829
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, pump 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-2026-000076829) never changes.
Identity and time
| Publication number | OT-2026-000076829 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b070-76b6-87bb-b2fc110a2ee1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076829 |
| Status | PUBLIC |
Content hashes
| Canonical text | bfbb954750ecf2f6e9bd1500751a9f064816defdf1169765926fa9731592621b |
|---|---|
| Markdown | 2e1365f4757d8f7a9ebb9af4e5fea433738269ccee354d7d5a42dea43fa4113d |
| Publication page | 4142cecd1204193acc42aacf3b20da04294df9e086ce4cbaa515410ab3764ae7 |
| Manifest | 61bd58b08ee84c9c3dfb8aa005bb9d93f455638008a4ee5669c4de9aaad4a8be |
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 | vgPKP3DbjY9Z7LfKfnFOhrCUOVXcFdlxZeCS8XwE87X+NCeVlkfaxPU/jzqOl2lYhCbxtk+yo4T+ufQWrQpXDw== |
| 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
| 2026-09-17T10:09:42.542600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076829observed 4142cecd1204193acc42aacf3b20da04...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:42.523436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076829/manifest.jsonobserved 61bd58b08ee84c9c3dfb8aa005bb9d93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:42.503740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076829/publication.mdobserved 2e1365f4757d8f7a9ebb9af4e5fea433...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:42.486099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076829/publication.txtobserved bfbb954750ecf2f6e9bd1500751a9f06...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. |
|---|