OpenTechnical

OT-2026-000071373

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000071373) never changes.

Identity and time

Publication numberOT-2026-000071373 · never reused
Internal UUID01a0ae91-e0ed-74ca-ac7f-972bd897cb07 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071373
StatusPUBLIC

Content hashes

Canonical text556b90828aa10ba347b991aba321820b11b3cd300665c26a3c4d828883a4ae99
Markdown12b371147d2307ce845a5cb88b74bb69254d04a652d96a8c88e42f0a18be93b4
PDF
Publication paged6dbdb110f3312cd19b642260c790b372f46f449c5c00bec8fd266ad3993eec9
Manifestbbef9494b48a0c95c139082e966d0f33176439b18d10a89039506fa610079f98

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
SignatureCQYKGf/z/JAs0fIBKQ66VvpW1CICybxYF9EbwxraXBuYtEgJe4Cw1wi/6uE45wF9XWM/Bh0/Ewr33+s2KgIpCw==
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

2026-09-17T10:24:59.339055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071373
observed d6dbdb110f3312cd19b642260c790b37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.321776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071373/manifest.json
observed bbef9494b48a0c95c139082e966d0f33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.303980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071373/publication.md
observed 12b371147d2307ce845a5cb88b74bb69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.286909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071373/publication.txt
observed 556b90828aa10ba347b991aba321820b...
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.