OpenTechnical

OT-2026-000032455

Publication integrity record

Foam pad vacuum gripper, four zone face, four 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-2026-000032455) never changes.

Identity and time

Publication numberOT-2026-000032455 · never reused
Internal UUID01a0ae75-106e-7bf2-8e58-eb727ff302b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032455
StatusPUBLIC

Content hashes

Canonical textb2f9d5fb2bac01f87191cbcc492c007320046b2e9d6019786c42f9f7fc396f63
Markdown4954f93e2ac6b094e2e36d93a65da240012ca3882b80aa83ce744574853e1091
PDF
Publication pagedc6409b1c20c3cf2a230a7f4f3271e04b024cf17236c2fff80da1cfc302897fb
Manifest180f26e87f17d1d0359e4d5f084044fd9c2470d72861a8aad32ac140700f5095

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
Signature2x1DNKR2U2e9k1iMc+h5PEpeVhbQDWHVGrq5o/Cb1dKj1fC/Fw+uWFiSpkYe/zb2FrKH2958krwGE5LHl6gYCg==
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

2026-09-17T11:33:52.984990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032455
observed dc6409b1c20c3cf2a230a7f4f3271e04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.968416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032455/manifest.json
observed 180f26e87f17d1d0359e4d5f084044fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.949270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032455/publication.md
observed 4954f93e2ac6b094e2e36d93a65da240...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.931536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032455/publication.txt
observed b2f9d5fb2bac01f87191cbcc492c0073...
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.