OpenTechnical

OT-2026-000033667

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000033667) never changes.

Identity and time

Publication numberOT-2026-000033667 · never reused
Internal UUID01a0ae75-a390-712e-8e49-9b41296e048f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033667
StatusPUBLIC

Content hashes

Canonical text195da1c32d5a5a638a84b1170e383faa706e6bf1736c193d6b33f5b9b419f089
Markdownbf50c710c5ffc8ac6fe77ae60c035212373d5e33e9ec8d445b3f81ebba732a40
PDF
Publication page949f2bc05e21ccae0cc120d8119e543014d3f3237bc600d2ca7050ffed0bea33
Manifestd374719b33a8ff180b27e74d84d5f4495d7c19656cb9fc5a1f8d96ce71bdf8bd

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
SignaturexrgPQpzXRJUephTN4dmfffVsjQJD8LX4R/aMYpTO0reYgpvlkHcf1+8jWMaVXGbH56R9RW6lxBtv6RopLm23Dg==
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

2026-09-17T11:31:39.358378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033667
observed 949f2bc05e21ccae0cc120d8119e5430...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:39.341656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033667/manifest.json
observed d374719b33a8ff180b27e74d84d5f449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:39.324491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033667/publication.md
observed bf50c710c5ffc8ac6fe77ae60c035212...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:39.306415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033667/publication.txt
observed 195da1c32d5a5a638a84b1170e383faa...
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.