OpenTechnical

OT-2026-000104051

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000104051) never changes.

Identity and time

Publication numberOT-2026-000104051 · never reused
Internal UUID01a0aea5-341e-7ce9-8aa4-0133921b1e5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104051
StatusPUBLIC

Content hashes

Canonical text3e0877c837e71b451bf3e006f92c878abc809c2549910b69de0d1eea80c42fc0
Markdown9ae917d44e0cfee78354d17dfb32ce2082327b9d25b36b3892a3651cdd275c96
PDF
Publication page3f2ba316d2376e9b81144c0f8e525de3c969c18309ecdfaca10c9c273604439b
Manifest95a52ae0f354ac876d770415cf8451a84778fc1845d21aaf157c011ed1ef811a

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
SignatureBMSnyJLkIWXF52EW2KylNjFMdyC/IGjR17wzsQgQzpmgG+bfpCMTx78HpyKrb+ZzIpWsISu8+bXLuZOxtywwAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:20:07.122447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104051
observed 3f2ba316d2376e9b81144c0f8e525de3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:07.104278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104051/manifest.json
observed 95a52ae0f354ac876d770415cf8451a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:07.086580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104051/publication.md
observed 9ae917d44e0cfee78354d17dfb32ce20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:07.070323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104051/publication.txt
observed 3e0877c837e71b451bf3e006f92c878a...
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.