OpenTechnical

OT-2026-000097871

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, 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-2026-000097871) never changes.

Identity and time

Publication numberOT-2026-000097871 · never reused
Internal UUID01a0aea1-92f6-79a0-990a-dafceb689e36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097871
StatusPUBLIC

Content hashes

Canonical textfd208c83843be536ed7f577be316d252635f42d2d8f3a2fe90cb6b2521b959c8
Markdowncbfb927bceb39c047709cf8dfd4c7db3b484fa2bee2daf303c37c1e066854d37
PDF
Publication page21854a43d2db914ffbfffcfc037f356b8cbdc33973b0d7858bc5b490868ed7bf
Manifest14ed225f03a87b479e8e9a1cdd382beca774f2a5370095a140c030c18600ae79

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
SignaturenyXu2nIaAHyuFW0CApFUGFeC+qM40x9Ew7U2cASlMPbVof0KWJ8fTX/CPWLIewG6GdCTKzpzENL7cNl+/Y8RCw==
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

2026-09-17T09:32:59.150015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097871
observed 21854a43d2db914ffbfffcfc037f356b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:59.131466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097871/manifest.json
observed 14ed225f03a87b479e8e9a1cdd382bec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:59.111750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097871/publication.md
observed cbfb927bceb39c047709cf8dfd4c7db3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:59.092620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097871/publication.txt
observed fd208c83843be536ed7f577be316d252...
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.