OpenTechnical

OT-2026-000032334

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three 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-2026-000032334) never changes.

Identity and time

Publication numberOT-2026-000032334 · never reused
Internal UUID01a0ae75-106d-7632-9069-ad7b4cd75bac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032334
StatusPUBLIC

Content hashes

Canonical text4be16300c5a506dead8535c6275249dc85d0a2ddf6407827b3e91ab7173f4dc2
Markdown3f726d7421db6ed22107cd0ca995169f196c5b1d37d6cf4e3807d2a8f667d24e
PDF
Publication page31191016aee99bc23886f37f65d38baa6c8b25e175695f0f893998f71f0450e3
Manifestc7b5687f0ec681f3a4650acf5c7fddbdead0e958d4d2c71aa72be8efcf6bdb50

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
SignatureZjPP1xDG36Yli9XlrFDZuktEVIyZj4upwwICA2qh6SeU8ZzAiR0LOr/LEfWd14ixV40VS6O2B+wotNT9MsdXCQ==
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

2026-09-17T11:33:10.645276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032334
observed 31191016aee99bc23886f37f65d38baa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:10.626393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032334/manifest.json
observed c7b5687f0ec681f3a4650acf5c7fddbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:10.607894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032334/publication.md
observed 3f726d7421db6ed22107cd0ca995169f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:10.591105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032334/publication.txt
observed 4be16300c5a506dead8535c6275249dc...
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.