OpenTechnical

OT-2026-000033326

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000033326) never changes.

Identity and time

Publication numberOT-2026-000033326 · never reused
Internal UUID01a0ae75-8980-775a-9503-f0df97ee261d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033326
StatusPUBLIC

Content hashes

Canonical text168c921c11477623d7306c157412183ec86c13e432570b8639e86f1115c3277c
Markdown2d72967611ff1f1487548daefd1a344b2ecb5eff4b652fa95ba2a87044eeee79
PDF
Publication pageea55fe3fe3a2b6da847508483e3b74e68d1f1843a4e56c5c9dba188709ff09ec
Manifest02859133cd26a49b4f22706d05afc89b2801769ccf881302f9c9e976b3cd1bf9

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
SignatureL+dI1/q8le8euXQQGwW5W1XLChUr7BSFN4/EbutbADldhDwxoWcttT+48JkmTy2I5Ci/wcKXik2dhqPuUGBUAw==
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

2026-09-17T11:32:04.733011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033326
observed ea55fe3fe3a2b6da847508483e3b74e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.713640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033326/manifest.json
observed 02859133cd26a49b4f22706d05afc89b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.693652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033326/publication.md
observed 2d72967611ff1f1487548daefd1a344b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.674679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033326/publication.txt
observed 168c921c11477623d7306c157412183e...
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.