OpenTechnical

OT-2026-000097719

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000097719) never changes.

Identity and time

Publication numberOT-2026-000097719 · never reused
Internal UUID01a0aea1-92f5-74ba-b596-41bf9a27168b · 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-2026-000097719
StatusPUBLIC

Content hashes

Canonical text7845cefbc5b07e448f6506d9c059c7ff183510a1a40714bc60c2fafcb2b5df1c
Markdown8babc6c2249de21e974d6d9b810a188fe6b05b53c32c87648f22cc20538ce72c
PDF
Publication pagedb7ea13ef4eea966e0d5ca89e7fb981ab278dca5a0e2ab768ef17c837a94a6f5
Manifest0c22feed2ff737b4b34a7eecab0666cca168cf327dee24a92d9072accd30fdd3

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
SignatureGwOaDwW8soAR+xIO22A9p6mZ9oZxvlaLDsR3qmfWXkODtCfrgga3tXd4nV8LjCML/SkTsRIsJSAmRzJZK751CQ==
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

2026-09-17T09:32:44.977706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097719
observed db7ea13ef4eea966e0d5ca89e7fb981a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:44.961233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097719/manifest.json
observed 0c22feed2ff737b4b34a7eecab0666cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:44.943420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097719/publication.md
observed 8babc6c2249de21e974d6d9b810a188f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:44.925159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097719/publication.txt
observed 7845cefbc5b07e448f6506d9c059c7ff...
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.