OpenTechnical

OT-2026-000076345

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000076345) never changes.

Identity and time

Publication numberOT-2026-000076345 · never reused
Internal UUID01a0ae94-6a70-7ac8-8505-da7c53c02ad6 · 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-2026-000076345
StatusPUBLIC

Content hashes

Canonical text30855b6c4ea1cf7393db28072ce35b4f8b8db6d3422c4e51e252dba5946f1e39
Markdown38d9987694e41a905571a2ed3361dc9a83a40bbc6674e5eaf338558b98e5cb98
PDF
Publication page901481749dd1399d434d128415762e79bf6791b06e6e10b39e7d624c72306c28
Manifest69022446433a297fda0f14be16938b81a40d98684bcac01c80708690b5b4c5d3

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
Signaturejw5pq97J/XN/nRh1YJXx64pTr1R9ygfAqSxHyXAYlQWVpTQGQWdOHlBdX+/ieJc+AeqGzpHri1bomw8QcNsWAQ==
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

2026-09-17T10:12:12.309319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076345
observed 901481749dd1399d434d128415762e79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:12.290211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076345/manifest.json
observed 69022446433a297fda0f14be16938b81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:12.271244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076345/publication.md
observed 38d9987694e41a905571a2ed3361dc9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:12.251759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076345/publication.txt
observed 30855b6c4ea1cf7393db28072ce35b4f...
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.