OpenTechnical

OT-2026-000097216

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000097216) never changes.

Identity and time

Publication numberOT-2026-000097216 · never reused
Internal UUID01a0aea1-01ca-73cd-94a9-c2e7d2ff0dc0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097216
StatusPUBLIC

Content hashes

Canonical texta6531409170acd97304a6460a3d98de2d6ec471b40e33f2ea1c9014fd65a9896
Markdown8bf7dbea185137b8483b7bbceab84d6a744bfa81df385f2014466a9ec2f6a4d3
PDF
Publication pagef45ca27fc34bc330cb30b7923cdc4c7af6aca095a8a8cb53ca63f1c44b436293
Manifested4ea50aa851eb8c8c3b655adc591800a30730549920fcc69e78165dc896c375

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
SignatureWpuor/ge/T7lRweXvG5/Ae57+eOqSraUncIDjEk/0WMszdcCLCgWqRF2eNrgIh2bDMzdw0HipUr8NYC0UX6RDw==
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

2026-09-17T09:33:27.653140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097216
observed f45ca27fc34bc330cb30b7923cdc4c7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:27.633943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097216/manifest.json
observed ed4ea50aa851eb8c8c3b655adc591800...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:27.616941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097216/publication.md
observed 8bf7dbea185137b8483b7bbceab84d6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:27.578364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097216/publication.txt
observed a6531409170acd97304a6460a3d98de2...
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.