OpenTechnical

OT-2026-000084436

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, two stage ejector, sustained 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-2026-000084436) never changes.

Identity and time

Publication numberOT-2026-000084436 · never reused
Internal UUID01a0ae98-5b63-7697-a3b0-50e7513eca3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084436
StatusPUBLIC

Content hashes

Canonical text9cc247a7fdc2591b8fb5522f26fea8b269ea81c1296e2fe4965852d79835960c
Markdown0ad637f72194bc71b4650fc227259027a99dd962fe273206670375ea3eabf481
PDF
Publication pagedf7a12105f246c5dd9a3df19c3a128e907489d987f085484c255204d49e7b5b6
Manifeste411548debee6c864d22d793321b4a00e48cb1e8a4ba0dcd462c1535157165d2

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
SignaturemjNcDAkBNR7qS4bPd8NXi9E9lqaUTTQzNEwhPUMU/Wwmz8Qm+CHgbGPVvbJgYgSKG9WWNRF3HXULzPKxJEa8Ag==
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

2026-09-17T09:56:23.395587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084436
observed df7a12105f246c5dd9a3df19c3a128e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:23.379383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084436/manifest.json
observed e411548debee6c864d22d793321b4a00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:23.361165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084436/publication.md
observed 0ad637f72194bc71b4650fc227259027...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:23.343274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084436/publication.txt
observed 9cc247a7fdc2591b8fb5522f26fea8b2...
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.