OpenTechnical

OT-2026-000016735

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, 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-2026-000016735) never changes.

Identity and time

Publication numberOT-2026-000016735 · never reused
Internal UUID01a0ae6e-5918-774b-8bb2-e6fd79a1539e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016735
StatusPUBLIC

Content hashes

Canonical text2c81509d096fed5aa5dd5d7c2a822517fff52c017f272f30b35d9612dab55267
Markdowne5881c06766b83381286073763991e74de6a6e708b6db709bd1a090a8bdf2a44
PDF
Publication pageccf6b60c96bce20112b6cb7848b60fefacf26f58fa77e74087d6267fa7fbaa54
Manifestf8ad9915698dffc8d3fbe47f0160ffa053edf3b693b1783dd09cff2f4cda058b

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
SignatureCtaY3psJIkKYGfGUzlZOOARwcASYnWAfaOx7XCq6/g1rCv4lBlrXLdxOYFYpEmWPpjzFxvR1POjM0V8UO5nyBg==
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

2026-09-17T12:02:57.989729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016735
observed ccf6b60c96bce20112b6cb7848b60fef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:57.972842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016735/manifest.json
observed f8ad9915698dffc8d3fbe47f0160ffa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:57.957203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016735/publication.md
observed e5881c06766b83381286073763991e74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:57.939898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016735/publication.txt
observed 2c81509d096fed5aa5dd5d7c2a822517...
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.