OpenTechnical

OT-2026-000011447

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000011447) never changes.

Identity and time

Publication numberOT-2026-000011447 · never reused
Internal UUID01a0ae6c-88ff-763d-95a5-e6c10e1b47f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011447
StatusPUBLIC

Content hashes

Canonical text2e2134005f1e7321441f39621c34b402cba279861685c493b5cfd84d701ffa8b
Markdowne0aa1884c8ad222bac0f30ec60c78230b164519f311f92632891e5af84d37417
PDF
Publication page0193157fff038b64429c0fafc41984e5d30d51a9eb813bc399de6db24dea5fd9
Manifest01dfc654ca5c03a21078041a6183ae1a77962574c9ac65beeeaa7bd13b06f987

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
SignatureXeW4+qNyZ+rs/LO+sVk6RqjwaiGwmC+ydlqJgtuedPERTfhEcrEX0kUt5/4/DYNzIdLSA3Q2Rwr5K6je1FSWBA==
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

2026-09-17T12:13:12.476845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011447
observed 0193157fff038b64429c0fafc41984e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:12.455269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011447/manifest.json
observed 01dfc654ca5c03a21078041a6183ae1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:12.434122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011447/publication.md
observed e0aa1884c8ad222bac0f30ec60c78230...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:12.414011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011447/publication.txt
observed 2e2134005f1e7321441f39621c34b402...
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.