OpenTechnical

OT-2026-000044554

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044554) never changes.

Identity and time

Publication numberOT-2026-000044554 · never reused
Internal UUID01a0ae7c-39d9-7645-925f-200411dab564 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044554
StatusPUBLIC

Content hashes

Canonical text646bdbc50f47ee4fd229522b93e1b25c440d114cbad17681026b3abe9eed6aa1
Markdown739b3885979ad9e62caa5adf0952373d006c74fb708de008ca804391fb5d08c0
PDF
Publication pagee41c42d0c6bdb61b990acb1c2a4dcf673ff59b1aa0ece31a9ee87602db8c2e8c
Manifestd51444e36ae4f4d95cff07547e491c0afebe72ebfe8025a8955c2ff9c1eeb714

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
SignaturehzWPGShGjwIMrznSi+NV1Y9VE3A2Wg+/yMOy0xsdaKbMrZ9WH1y+A33gMS1OeHPJKySEgbFBbKYvECgqb9tfBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:44.633105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044554
observed e41c42d0c6bdb61b990acb1c2a4dcf67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:44.613807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044554/manifest.json
observed d51444e36ae4f4d95cff07547e491c0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:44.595180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044554/publication.md
observed 739b3885979ad9e62caa5adf0952373d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:44.577329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044554/publication.txt
observed 646bdbc50f47ee4fd229522b93e1b25c...
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.