OpenTechnical

OT-2026-000039186

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000039186) never changes.

Identity and time

Publication numberOT-2026-000039186 · never reused
Internal UUID01a0ae78-9673-7e69-94b0-af5276160766 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039186
StatusPUBLIC

Content hashes

Canonical textf856aaf8dfd26018f38a625bd28b654ccc339dce307c0e12f5a469134795212c
Markdown8cadca96f493ad4f96e5008230a811857daf93e9f270f9d54b6af7898fc747dd
PDF
Publication page12c452de58248d3df362fb303114b55de74bdf6f1421bb74c84380c25042d42a
Manifest165e1fd05c2a60aa1661cdea48d62a661927bceaa6c068c5dcd0c3cc75aa10f1

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
SignatureHhQm73+3Q1XIYrUEBDPpqdceTKWqS+MbIQL1OnaHG+NWmuL7XG+BhtAqGfFOpaaBWDR+RGA1jlWdfufk5tkTBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:20:43.116661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039186
observed 12c452de58248d3df362fb303114b55d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:43.099375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039186/manifest.json
observed 165e1fd05c2a60aa1661cdea48d62a66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:43.081840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039186/publication.md
observed 8cadca96f493ad4f96e5008230a81185...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:43.065510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039186/publication.txt
observed f856aaf8dfd26018f38a625bd28b654c...
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.