OpenTechnical

OT-2026-000009226

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000009226) never changes.

Identity and time

Publication numberOT-2026-000009226 · never reused
Internal UUID01a0ae6b-31b9-7fcc-8ff9-a7e10b20b83f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009226
StatusPUBLIC

Content hashes

Canonical text8e06f13069d17ed29579ede722dfe72d2c724324d96c1e22e84dc64568015b9f
Markdown83631f58e53d6c07351a837c8342c514b47b5c26b2d87f04548b1904186c26a0
PDF
Publication page1482c1d3546b46f354cbf3ddcf8ac443c5b4b4af7c571e64ff6ad424a3a175d5
Manifest433a5a9ea98f2b77c4827b74526dd8242e34af8319ec00d71a750c277133d409

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
SignatureLrdQ6I2xvKvRmyz7S9m0w8/xqsJMLEiIERJ3GO4ptSskvg1jt70UVFTekPrhKHuX8aglBDmNmLz+5d1QURF4AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:57.391650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009226
observed 1482c1d3546b46f354cbf3ddcf8ac443...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:57.374743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009226/manifest.json
observed 433a5a9ea98f2b77c4827b74526dd824...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:57.354657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009226/publication.md
observed 83631f58e53d6c07351a837c8342c514...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:57.332735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009226/publication.txt
observed 8e06f13069d17ed29579ede722dfe72d...
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.