OpenTechnical

OT-2026-000035378

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000035378) never changes.

Identity and time

Publication numberOT-2026-000035378 · never reused
Internal UUID01a0ae76-6a20-7e21-aeb0-2c148e7aa1bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035378
StatusPUBLIC

Content hashes

Canonical texta9d4afd230b8560100da3f8e936655622f8902ec9e953eb11561e9cbe610e4a1
Markdowne78ede424d37844186fa220b658f79ef5f97f03f04c060c1a5838001d2e56b0e
PDF
Publication pagec9a7e33c1459d778359602a59557eb08de4122ae430d96cfa109028bba0bf241
Manifest05a37be5fea0a36c61897d1c2d92572fc35b4299fc16a7c21e5f41a97b15ba7e

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
SignatureP0iHskCj9WMeYDv/2N2bcaxl0Gy97bMnzJPDWflkMV9/ihqV8Tv8QdNDz3TwlF8dQok+NjlNgeUf7A+JMgTpAg==
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

2026-09-17T11:28:40.263142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035378
observed c9a7e33c1459d778359602a59557eb08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:40.245603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035378/manifest.json
observed 05a37be5fea0a36c61897d1c2d92572f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:40.228661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035378/publication.md
observed e78ede424d37844186fa220b658f79ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:40.211682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035378/publication.txt
observed a9d4afd230b8560100da3f8e93665562...
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.