OT-2026-000005522
Publication integrity record
Four finger mechanical gripper, two stage ejector, electric drive
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-2026-000005522) never changes.
Identity and time
| Publication number | OT-2026-000005522 · never reused |
|---|---|
| Internal UUID | 01a0a93b-d0a0-7c94-9341-7b1413e6cc7a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:01:04.674682Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005522 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7014ed6cd93958aeb27314899f7e4e0986622597feda2711cbbf0e8c96236ee5 |
|---|---|
| Markdown | 2286402cfe055e9d9c113fd711f908d034b3f271ba004322af876f6c2884367d |
| Publication page | 5240fdbb90288b6ef872e6135efc052a3900ba6a61416b38008b868cd2ddf665 |
| Manifest | b8cb04e0d3efe1c7e9503a727f962172c07a63489bd3c9a2554009495ced110a |
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 | Qq6oSuC2Ba7tT23qx73E4/e9QwVtRz3YxSVaOeGP4hYfaATgryGrQiSxM9nw590FgPG2SyL29GEO7J1IbT4KDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:10:30.885739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005522observed 5240fdbb90288b6ef872e6135efc052a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:30.873169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005522/manifest.jsonobserved b8cb04e0d3efe1c7e9503a727f962172...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:30.746539Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005522/publication.mdobserved 2286402cfe055e9d9c113fd711f908d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:30.731561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005522/publication.txtobserved 7014ed6cd93958aeb27314899f7e4e09...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. |
|---|