OpenTechnical

OT-2026-000101939

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, two stage ejector, pulsed 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-2026-000101939) never changes.

Identity and time

Publication numberOT-2026-000101939 · never reused
Internal UUID01a0aea4-50f1-7729-b808-2f01464d4d58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101939
StatusPUBLIC

Content hashes

Canonical text0818cb87f6fab65b1e455b724d1729901b3a72226322cf9f79a9d829ab680742
Markdown425cb5c281632d6ed085e7b7f4e36a11fe8ff876d22add5ba52e91f697c8dff8
PDF
Publication pagefa27b5e5d4189a97ced960f96b9a73a4ac1246d95365b4f9c1071e2448d7e775
Manifest28be7ec58fe048c368ff1ce86adec20087b500d4ff5d7a8246057a681792ff10

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureCqQT8JQFZ+5TvfCi6LB4JeL4c7RfUZ0gcP+PxwBp9gzzXYrXfjD7BejL32nXhiLlp/9ibMl1ytksQ5GA1cRjAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:03.305881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101939
observed fa27b5e5d4189a97ced960f96b9a73a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.285653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101939/manifest.json
observed 28be7ec58fe048c368ff1ce86adec200...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.267743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101939/publication.md
observed 425cb5c281632d6ed085e7b7f4e36a11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.246254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101939/publication.txt
observed 0818cb87f6fab65b1e455b724d172990...
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 archivePending 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 packagePending Custody packages are produced weekly.