OpenTechnical

OT-2026-000041447

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000041447) never changes.

Identity and time

Publication numberOT-2026-000041447 · never reused
Internal UUID01a0ae79-b145-781c-ad88-eeec34e3dfde · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041447
StatusPUBLIC

Content hashes

Canonical text1eae002d477e41ce03f1b6d0af74019ab5872f8288a57e52445279a5220d7318
Markdowna306938931cef98786284247a578cb84bc873ae7ad9276a50691456f3e682cb3
PDF
Publication page7beed399c65fe03cde609bb7854bea8d1ca7afc09960c845dc8d28a6f6159bfa
Manifest790f2b0acfb388fa8f1f628fd1977719ae09fb5bc83f7fc9d4396b3eecc8ac3e

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
SignatureWjvq7kRBPbNyQLEr51mONtRIpUytJxHOZdOkbM1yk/uK3IDy+OYe6ppKXqryISeLmACbIb9ayr1TMe+34DWvDw==
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

2026-09-17T11:17:28.257728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041447
observed 7beed399c65fe03cde609bb7854bea8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:28.239861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041447/manifest.json
observed 790f2b0acfb388fa8f1f628fd1977719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:28.222689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041447/publication.md
observed a306938931cef98786284247a578cb84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:28.203198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041447/publication.txt
observed 1eae002d477e41ce03f1b6d0af74019a...
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.