OpenTechnical

OT-2026-000040742

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000040742) never changes.

Identity and time

Publication numberOT-2026-000040742 · never reused
Internal UUID01a0ae79-6d0f-7680-bced-87a482d9d28c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040742
StatusPUBLIC

Content hashes

Canonical textdbfb140cfc1364c8bf4788350f9f27e1981ddc805e617846357e29745d3795c4
Markdown77b3fcbb314fe7188de78a0eb314892163a023a1ed12c3674b1957620d35f55c
PDF
Publication page4580107b562a7122dddc742194aa070f31e476262307783f0aaf3ba1da9ceae6
Manifestaa22c43820cd839c56f392da66d9a225567bfe2719f9005c3db3c2fb3e081597

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
SignatureWCDw42eWtKVHHXahZg/Zm+ZWc9Ooty4AMyuYE6ub9LCAB6K5O+Znb5kY7oEkcJ3izCxWwHPanufRmnpTq1EGCw==
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

2026-09-17T11:18:00.960488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040742
observed 4580107b562a7122dddc742194aa070f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:00.942223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040742/manifest.json
observed aa22c43820cd839c56f392da66d9a225...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:00.926067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040742/publication.md
observed 77b3fcbb314fe7188de78a0eb3148921...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:00.908183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040742/publication.txt
observed dbfb140cfc1364c8bf4788350f9f27e1...
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.