OpenTechnical

OT-2026-000097683

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000097683) never changes.

Identity and time

Publication numberOT-2026-000097683 · never reused
Internal UUID01a0aea1-92f4-73d9-bbae-d36eae1ffaf7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097683
StatusPUBLIC

Content hashes

Canonical textd743f56234033631b7842b902a632e10e8e24fa6a32683df289405b9ccadd4bf
Markdown2d190789050147bf8b1705ab6590dde89d3c0abde934f8efd26612d74a191a94
PDF
Publication page2a4ee710b02adf2fabb9108d0db539de20f93bf7ceebe3e134f6eda45e5294d3
Manifest2ac41d2776440c8761dbc0b6b3ca0e40ddb2891994c466b5550125e4a5383bd4

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
SignaturePadZ24Vzu+/m8bJv31UFHroRgD0jaf4j4UsRrOMLkth99vBAcVZl+/LquQhIDFpaxEmNi67EJ4PQOtowd+B+Bg==
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

2026-09-17T09:32:42.390289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097683
observed 2a4ee710b02adf2fabb9108d0db539de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:42.340418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097683/manifest.json
observed 2ac41d2776440c8761dbc0b6b3ca0e40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:42.323006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097683/publication.md
observed 2d190789050147bf8b1705ab6590dde8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:42.275097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097683/publication.txt
observed d743f56234033631b7842b902a632e10...
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.