OpenTechnical

OT-2026-000083842

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000083842) never changes.

Identity and time

Publication numberOT-2026-000083842 · never reused
Internal UUID01a0ae98-0418-7f44-a1ba-3f96eb4718c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083842
StatusPUBLIC

Content hashes

Canonical text34a7d5ac3dd8188fe20c18a9e67957732c0be1f51c9573933ee3892356407ca8
Markdown93891718320074751497ccf91e60e631b50c23624741d358abfc07c3a2f88423
PDF
Publication pageee62cf5c96d3b91b090c138956deecc469daf328af8ed666674c9fed7899c122
Manifesta04a0b0a1095b9fdd78670808a6f78c7860e60b7b7450b4abf44e2c0a2e47300

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
SignatureRUWQ9sSSYT8Dl6TiKRjbboSZFtUtt54FiWyphKeYHsWHmhOsz+kijugl10sKCkVuMM0j6VdqOvMDDO0BmHsLAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:00:07.266341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083842
observed ee62cf5c96d3b91b090c138956deecc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:07.242817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083842/manifest.json
observed a04a0b0a1095b9fdd78670808a6f78c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:07.219867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083842/publication.md
observed 93891718320074751497ccf91e60e631...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:07.197021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083842/publication.txt
observed 34a7d5ac3dd8188fe20c18a9e6795773...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:30.001244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083842
observed ee62cf5c96d3b91b090c138956deecc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:29.986560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083842/manifest.json
observed a04a0b0a1095b9fdd78670808a6f78c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:29.967933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083842/publication.md
observed 93891718320074751497ccf91e60e631...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:29.951320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083842/publication.txt
observed 34a7d5ac3dd8188fe20c18a9e6795773...
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.