OpenTechnical

OT-2026-000097186

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000097186) never changes.

Identity and time

Publication numberOT-2026-000097186 · never reused
Internal UUID01a0aea1-01ca-7da6-8dad-f36bcbe578ba · 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-2026-000097186
StatusPUBLIC

Content hashes

Canonical textd4a6421b35e1d19009c0f8ed5160d1f1b4680ff67563dbd4f860b1db86d4b8bc
Markdowndb65a1fe743b1139355b220a64245f435801af67a7d51c732eaef0d2bff042b7
PDF
Publication pageb61d65c5ecb541783fa29797a970916e5c980faa6e64f128e3c8ee5487f322c1
Manifest3b2eb06faa29c6d8da482236a0e5c82ec810bda41eedd0b35f56abbfb9a4375b

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
SignatureYrZjwMA6bf9Vd/appZyv4xJUxCHEiaJm2Ee0KbG60YA/qD4/mn3/ADKNHozPo1im8l6ug/YdOlN8Z5fYJzfMAw==
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

2026-09-17T09:11:03.706642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097186
observed b61d65c5ecb541783fa29797a970916e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:03.687284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097186/manifest.json
observed 3b2eb06faa29c6d8da482236a0e5c82e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:03.668295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097186/publication.md
observed db65a1fe743b1139355b220a64245f43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:03.646362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097186/publication.txt
observed d4a6421b35e1d19009c0f8ed5160d1f1...
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.