OpenTechnical

OT-2026-000095142

Publication integrity record

Three cup vacuum gripper, three zone face, 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-2026-000095142) never changes.

Identity and time

Publication numberOT-2026-000095142 · never reused
Internal UUID01a0ae9f-8f6e-7af2-9484-208a6c42e91a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095142
StatusPUBLIC

Content hashes

Canonical text23fa7b0aea3861250d38c7682f4aeae447a04a43567c0b966f45dc0908941189
Markdown3ba88f23826d8ee0d4597c5eb3050b591b90b8023511e438330e77a655ed6612
PDF
Publication page019af4540d984573d1c4bcee2df21a13996c9cd83477b8a9bd57ed5e3a258d17
Manifest2dc5325991a8b4fd24f860954cbd689a6fdda14e17a6aeec54a82d108e96dbd4

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
Signaturen8SlpUqEYLDZ9NR3hDCViOmfrfoCC79uDaS7BnKV/OJqnfK5GUQUeM49EYXWmMMrmPyiM8m1N7ItPrO7saDFDw==
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

2026-09-17T09:36:26.338965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095142
observed 019af4540d984573d1c4bcee2df21a13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:26.321846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095142/manifest.json
observed 2dc5325991a8b4fd24f860954cbd689a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:26.303617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095142/publication.md
observed 3ba88f23826d8ee0d4597c5eb3050b59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:26.287108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095142/publication.txt
observed 23fa7b0aea3861250d38c7682f4aeae4...
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.