OpenTechnical

OT-2026-000096539

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000096539) never changes.

Identity and time

Publication numberOT-2026-000096539 · never reused
Internal UUID01a0aea0-a4aa-742c-a5a3-6a8117c699a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096539
StatusPUBLIC

Content hashes

Canonical text0b72c66d42d13179198f4c9f43c0ef190ab0926bd3fc11d26b54859bf52ec630
Markdown1db9ecde50b11dc212e330ccdd490ed2accdb820e4e85681eb2d9bcc2573db28
PDF
Publication pagec5bcc4b31a9b2ced3086d5738aa5adc5db5d874bde00f0437d192697c2231287
Manifest471d848bba30cf3f7214535781845d1d88cad82b9debd1b9b00a6ac26992c3e4

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
SignaturejSRjchNPXN10mim1a7ot0mTrIuSxjaoJVcDWC+HInpYHZ/s4978gpjBojWZuzty+BgQHNqBLV6tIY4ylJmzyCQ==
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

2026-09-17T09:33:57.942764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096539
observed c5bcc4b31a9b2ced3086d5738aa5adc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:57.925862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096539/manifest.json
observed 471d848bba30cf3f7214535781845d1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:57.908397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096539/publication.md
observed 1db9ecde50b11dc212e330ccdd490ed2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:57.889745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096539/publication.txt
observed 0b72c66d42d13179198f4c9f43c0ef19...
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.