OT-2026-000052862
Publication integrity record
Foam pad vacuum gripper, two stage ejector, vented 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-2026-000052862) never changes.
Identity and time
| Publication number | OT-2026-000052862 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-7304-acb5-0f7d70f22cdc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052862 |
| Status | PUBLIC |
Content hashes
| Canonical text | 01d05cc59bb4f029ff4388fb94c1e815c4333351cf3b147aa3c3f09b248b14e1 |
|---|---|
| Markdown | 6f2711110b48e456e4843a15238aec3ee9313f29d425d9efbbe869d5e5834ee0 |
| Publication page | 5f87094418a6142d19b2eaceb80ea81a8e0a41e3f2b7ede905f006c855aa77b6 |
| Manifest | 7330b8522bce4aa1d83e93bfd73a5472df2aa4e89a454c3bacf6b2b6dd067ec8 |
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 | lwcEwkiyCr6zmM17Uz0rT4f0clZpz0fAIXhyIVmmx0ous0JFwoFouUsT3lhDnZzK7Nb+Bc0bz9J6oANZTMRpCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:56:29.614048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052862observed 5f87094418a6142d19b2eaceb80ea81a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:29.594545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052862/manifest.jsonobserved 7330b8522bce4aa1d83e93bfd73a5472...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:29.575095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052862/publication.mdobserved 6f2711110b48e456e4843a15238aec3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:29.556890Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052862/publication.txtobserved 01d05cc59bb4f029ff4388fb94c1e815...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. |
|---|