OpenTechnical

OT-2026-000007102

Publication integrity record

Vacuum cup gripper, ejector fed, contact triggered, vented after set down, silicone cups, oval form

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-2026-000007102) never changes.

Identity and time

Publication numberOT-2026-000007102 · never reused
Internal UUID01a0a972-c23f-7746-a98d-257031c8e6de · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:01:05.474010Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007102
StatusPUBLIC

Content hashes

Canonical textd64c152082e550212ae0e3eaf8f91220187627b4e7e61654b4bf5b8a2b907fa0
Markdown4042adbdfe1b4fdde3e0cb429811175967b27bf82cd4db06b89721b90cf943f3
PDF
Publication page26943702caef9d6990936f0a4db631890aa7ec5b1e1fa42526b5668fb4fb433c
Manifest2839f447eae98c237ab8155bbd17c07c31c33f2f1b1e27ee229d9d2351426dd7

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
SignaturehJU5mZSeRGzKRdTvKl6vhxZU3C9cDstpcB5URqyYbV5mh8AbtWiTEpHabXAsiItoYytwoNx4za84ukPa+wc1Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:26.902806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007102
observed 26943702caef9d6990936f0a4db63189...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:26.888910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007102/manifest.json
observed 2839f447eae98c237ab8155bbd17c07c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:26.749347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007102/publication.md
observed 4042adbdfe1b4fdde3e0cb4298111759...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:26.735034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007102/publication.txt
observed d64c152082e550212ae0e3eaf8f91220...
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.