OpenTechnical

OT-2026-000097214

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

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-2026-000097214) never changes.

Identity and time

Publication numberOT-2026-000097214 · never reused
Internal UUID01a0aea1-01ca-7341-a11e-194ffc0d242b · 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-2026-000097214
StatusPUBLIC

Content hashes

Canonical textac06244e00d9f500939d8c0e4d606099b93c69e1a7d58af398c67324389cea34
Markdown4c9b2fb247e963f3d8a2b0633252eb62784cba8f6ef319f57c9b2b3d1ca5e470
PDF
Publication pagef41dec1b640797163abbed72a343b89057b6c8f65c7f4391f7cd3389848fe926
Manifestce434a962f582680a1d3c897df0bf3cefd22b8bcb3bbf36d13215b70b49735df

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
Signaturea3wsbIvMbGvmmRHOoe39xFXQebsjxyPf+kFhHgYfQTyPKmnOUuJITdNVWJXmln6Fr6rBHMrJ4R6d2AE7m+wBAg==
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

2026-09-17T09:33:27.475612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097214
observed f41dec1b640797163abbed72a343b890...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:27.457671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097214/manifest.json
observed ce434a962f582680a1d3c897df0bf3ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:27.440243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097214/publication.md
observed 4c9b2fb247e963f3d8a2b0633252eb62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:27.425285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097214/publication.txt
observed ac06244e00d9f500939d8c0e4d606099...
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.