OpenTechnical

OT-2026-000023918

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000023918) never changes.

Identity and time

Publication numberOT-2026-000023918 · never reused
Internal UUID01a0ae70-aed6-721d-8219-98c6b567feac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023918
StatusPUBLIC

Content hashes

Canonical text864901a554d8c153b6aef300638ec9feb839de733b0b2f2e75e078663bb4d44e
Markdowna6b5823f111fe8f5805afcf30ebf45b3096792714125f673a032dc1f887b88dd
PDF
Publication pagedcc05420da3ff63ec96e0c0e0fdba22db5a9a1f620fa5fbdd99c9767d8018b69
Manifesta8b8c50945bfae7e5c10374cd666f0c6f01ba910c390d3454240d8de3652a0de

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
Signatureb1PeggIfcYOq6wm/B1ainIiWhz2QR102LDG224znnFbuAm9VtBF2jwyREuYnfRSrxTq6eBCSlI4SIuN8e5LnCw==
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

2026-09-17T11:50:32.395582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023918
observed dcc05420da3ff63ec96e0c0e0fdba22d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:32.376548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023918/manifest.json
observed a8b8c50945bfae7e5c10374cd666f0c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:32.360036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023918/publication.md
observed a6b5823f111fe8f5805afcf30ebf45b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:32.343569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023918/publication.txt
observed 864901a554d8c153b6aef300638ec9fe...
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.