OpenTechnical

OT-2026-000033298

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000033298) never changes.

Identity and time

Publication numberOT-2026-000033298 · never reused
Internal UUID01a0ae75-8980-7775-bf7b-20f043521597 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033298
StatusPUBLIC

Content hashes

Canonical textb6574f72f566850549f0f04b98909334eca011967a6c66c8e26aa4ca805dc9cd
Markdown3ca18ac7560d1baad552a73c61c4d6dbd6b3392b1b6739c00e63b6cd1aaf1cd8
PDF
Publication pagea2bf20906cf79063b675f12eb71f80f85a9ac1b542db8461312dfcb53dd72c79
Manifest110f3c4f5f4e0f66e24404128f765e1415764bbed7784da03d0843db219b7773

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
Signature28CAIfwvjYhxbHx5JHfg5GhHSOUBhEPStQdk5ir/Cu8H53KRsfhvFKbXByggvjrEDUhHyV2krCpGEEaCt/RACw==
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

2026-09-17T11:32:02.610546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033298
observed a2bf20906cf79063b675f12eb71f80f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:02.592789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033298/manifest.json
observed 110f3c4f5f4e0f66e24404128f765e14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:02.575254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033298/publication.md
observed 3ca18ac7560d1baad552a73c61c4d6db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:02.557515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033298/publication.txt
observed b6574f72f566850549f0f04b98909334...
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.