OpenTechnical

OT-2026-000078155

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000078155) never changes.

Identity and time

Publication numberOT-2026-000078155 · never reused
Internal UUID01a0ae95-6e8c-7b9a-848a-76374457e1de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:03.897850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078155
StatusPUBLIC

Content hashes

Canonical text08295d8c7e95a156782b9298bdb02c97c97278b956bd403d0a94755b6efb9024
Markdown3e756b2d05bfa3910543d62bf37671a3ba2bd146bc56efe451535782dfa30472
PDF
Publication page6293e86a4da7820c7f9787edb50a81f5fbbac3ae88a5590d5ca0910f2296e0ae
Manifesta0cae887c0254dc7583784447144b33a53c93d0c455be0f0eddec0e9fe490e29

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
SignatureZw8SVuzB+Oapr39U7yocMZTLRp0Jbo97wDkVqq4kRqJS081nsrO98kXAEJq5a4juYmuGrEOdkJE0RB4dFFARCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:06:52.256933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078155
observed 6293e86a4da7820c7f9787edb50a81f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:52.236628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078155/manifest.json
observed a0cae887c0254dc7583784447144b33a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:52.217922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078155/publication.md
observed 3e756b2d05bfa3910543d62bf37671a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:52.198170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078155/publication.txt
observed 08295d8c7e95a156782b9298bdb02c97...
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.