OT-2026-000042050
Publication integrity record
Foam pad vacuum gripper, three stage ejector, sustained blow-off after 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-2026-000042050) never changes.
Identity and time
| Publication number | OT-2026-000042050 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d70-77c8-a625-ae99759336ad · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042050 |
| Status | PUBLIC |
Content hashes
| Canonical text | b2bd7884702a8b4cfbb1df40f1b871653e229f59ce25ddfe54ca042887c8fae5 |
|---|---|
| Markdown | 5c60acb0d8e13e25d40019e2c5925766a9f8129b7c1d9d1063671409e65492cd |
| Publication page | 6dfca08abe35897b7ff8f89a485b1300e0e015963621b53ad15383cb0c6f1e35 |
| Manifest | 6fa48ec5b87bf93dce9a30f4ab7329cdb9432b98e3d1be9eb7bf6f45f14cd5ab |
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 | G/EhLnTFPKBLWJBnWV+QJXqf34FhzF+3593LT86/I8+YMyXCSnq3ww/+YpkYEIpmmikNv7vInAnSQpqpfujYAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:15:33.931738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042050observed 6dfca08abe35897b7ff8f89a485b1300...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:33.911386Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042050/manifest.jsonobserved 6fa48ec5b87bf93dce9a30f4ab7329cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:33.891779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042050/publication.mdobserved 5c60acb0d8e13e25d40019e2c5925766...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:33.874367Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042050/publication.txtobserved b2bd7884702a8b4cfbb1df40f1b87165...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. |
|---|