OpenTechnical

OT-2026-000083082

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, vented after 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-2026-000083082) never changes.

Identity and time

Publication numberOT-2026-000083082 · never reused
Internal UUID01a0ae97-c962-713d-a4ac-ce6c3ccc98cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083082
StatusPUBLIC

Content hashes

Canonical texta57b608221a30ed1868304ca28b1e331a074f6e1bc973c61ebf5443650ba8189
Markdown791bdf7ee8eaebae4cffdcd2d74de203ba6f45c42c249953485c470bbab61852
PDF
Publication page688e2dc2cbf1d3ad2b01ea6f481899a9b5ddb30b44dce26537252822e8a209e4
Manifest36eda0b81fb9ba58a9e3966291b0c06789823f11e06a53529e3b9c58d2a5a251

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
SignatureTvblYqJXMWr1KdO2KJ9zFf84tPGLAobJ8lbfT/LdnZh22x+jSCfLD/uFm/ATRXgYD5SBi1p32u/SYaKQYIwXAg==
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

2026-09-17T09:00:34.914475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083082
observed 688e2dc2cbf1d3ad2b01ea6f481899a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:34.896755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083082/manifest.json
observed 36eda0b81fb9ba58a9e3966291b0c067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:34.671650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083082/publication.md
observed 791bdf7ee8eaebae4cffdcd2d74de203...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:34.653009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083082/publication.txt
observed a57b608221a30ed1868304ca28b1e331...
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.