OpenTechnical

OT-2026-000076311

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000076311) never changes.

Identity and time

Publication numberOT-2026-000076311 · never reused
Internal UUID01a0ae94-6a70-7de8-b321-38eb4eaecd74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076311
StatusPUBLIC

Content hashes

Canonical text817f00f851b8105b189121976daf696ec3866e6ef462fd87f1991707d0ead84c
Markdown49f6e7854fd7d0f26d354878c4407373fa384b60b350ebe9e0420b70a8900422
PDF
Publication pagefb8e24a57ebd1420a5a7561368e0a4c45d5c762f5c60350b112b8fe8c282023d
Manifestb846319f915d141b40a6992ede984c82a06b7a8e16bd789de6d17e50204ff85e

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
SignatureIJ2of/KedBkLb+DpzD0tMWq7idn3nEOlTxwOg7H+9Yt9STdvy2qPZIbuOUWAxezBjav0s7V+UaAL/LdyD4AZBg==
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

2026-09-17T10:12:09.481215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076311
observed fb8e24a57ebd1420a5a7561368e0a4c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:09.461903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076311/manifest.json
observed b846319f915d141b40a6992ede984c82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:09.442211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076311/publication.md
observed 49f6e7854fd7d0f26d354878c4407373...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:09.337576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076311/publication.txt
observed 817f00f851b8105b189121976daf696e...
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.