OpenTechnical

OT-2026-000033165

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000033165) never changes.

Identity and time

Publication numberOT-2026-000033165 · never reused
Internal UUID01a0ae75-4844-7667-8616-0722be9837ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033165
StatusPUBLIC

Content hashes

Canonical textac6da7d6f71639249ddcda321ad4f89f0c877da9a5bc10d83505357a86bb059e
Markdownac2b3999f62718fdc3c850072d116821bdfb977f55bd867df2b0593bb59adb19
PDF
Publication page96b5c7ec95b13caf718094601d234747a671bd62cdd8950d95b55d3cd661af56
Manifest559c355298649e7715b581803a99994f844cba8aa68a12af2f1edd74c739e6dc

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
SignaturebU760z1429QUiYNUfEycso/e0r1lzn7bckL6hvd24Tmw3rvTXyL1lc2pZuF1Al50O2SmWEb/sRpF00lS1AmtBw==
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

2026-09-17T11:32:51.328837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033165
observed 96b5c7ec95b13caf718094601d234747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:51.310506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033165/manifest.json
observed 559c355298649e7715b581803a99994f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:51.292202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033165/publication.md
observed ac2b3999f62718fdc3c850072d116821...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:51.269902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033165/publication.txt
observed ac6da7d6f71639249ddcda321ad4f89f...
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.