OpenTechnical

OT-2026-000099864

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, 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-2026-000099864) never changes.

Identity and time

Publication numberOT-2026-000099864 · never reused
Internal UUID01a0aea3-1473-7bcd-a011-b9a2f0af69f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099864
StatusPUBLIC

Content hashes

Canonical text4e9eadc55ef99ca99444d2d3bf9e0613e4cc48bf2f0460c258b6f22cb0166834
Markdowne533fa1a87a14147a6869b42a270de661848aa3f84a20e04f86d6fea47705571
PDF
Publication page91f9fe6957e1990172dd586812032c0f0ee0a37c02179234c654085bef6b0b26
Manifestebb52a05017ef04a681c0653b0029153f23e73527cc4307c8bbe1f17c6605666

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
SignatureQpvrxUeKz9d5ckyF0TgZBnkvX8+/kvIxDdwXAoS6qW1wYsybW4lIoixLefNdJBOfWZ17nUujjTz6QESoavVjBw==
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

2026-09-17T09:30:22.470511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099864
observed 91f9fe6957e1990172dd586812032c0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:22.453262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099864/manifest.json
observed ebb52a05017ef04a681c0653b0029153...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:22.436160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099864/publication.md
observed e533fa1a87a14147a6869b42a270de66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:22.417879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099864/publication.txt
observed 4e9eadc55ef99ca99444d2d3bf9e0613...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:44.971416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099864
observed 91f9fe6957e1990172dd586812032c0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:44.951264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099864/manifest.json
observed ebb52a05017ef04a681c0653b0029153...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:44.930830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099864/publication.md
observed e533fa1a87a14147a6869b42a270de66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:44.387596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099864/publication.txt
observed 4e9eadc55ef99ca99444d2d3bf9e0613...
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.