OpenTechnical

OT-2026-000008195

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, three stage ejector, supply line pressure sensor, vented 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-2026-000008195) never changes.

Identity and time

Publication numberOT-2026-000008195 · never reused
Internal UUID01a0ae6a-908c-72a5-8e36-d815ccdd94f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008195
StatusPUBLIC

Content hashes

Canonical text688415e4a7a7e48651f89e86f2d9770d7432a967da381bd5c68c7b1105c7109b
Markdowndf6d27422e19beda812c15569d1258b939dbfda5f5a707927a37a998536e78d7
PDF
Publication page4babb5c57b98ad9f9944d718d7b1ba241d3fc29aa47d514ad582b43b39810c7c
Manifest0e52e6b7dd168aceda113bc6d1498374cbff5a051e42f6f1e2d02033c493b164

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
SignatureO1h13L5MNPI8s7I/ZLZmUGVqO3jSRFZfMQyQIQ2Z0lVs5oZg4UGtf/x31WwZwe1b3vGDqI2m7C0866xwmv5bBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:33.945869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008195
observed 4babb5c57b98ad9f9944d718d7b1ba24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:33.925612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008195/manifest.json
observed 0e52e6b7dd168aceda113bc6d1498374...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:33.909014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008195/publication.md
observed df6d27422e19beda812c15569d1258b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:33.890085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008195/publication.txt
observed 688415e4a7a7e48651f89e86f2d9770d...
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.