OpenTechnical

OT-2026-000068555

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000068555) never changes.

Identity and time

Publication numberOT-2026-000068555 · never reused
Internal UUID01a0ae90-2482-7730-8032-180bbff2e546 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068555
StatusPUBLIC

Content hashes

Canonical text0545df7c047f1a4199c74e1eaf52090649f38e71a68ec39e8b4c9ec04bbe94c8
Markdown04ab4f60261242f027e6eb1b9348d3f5bfde5fff3cee89eebcad5ab5aecce8ba
PDF
Publication pagecabac4bc3fec554fe4e71d5fb59b2d0ab8a424f0d7987c4a9be97a3f9ecfec4e
Manifest01337d04d094f113571208d79cdbe91855ce11fdf485e005dd8b8170080e9f79

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
SignatureiqJUMaxxEkrFsOXlbgH1NApvg9ffOWifH/GoP5T3F++kH3RtnOaHfqf5sfbtstLCAuhydHv1oAg4xuEr2S1mAA==
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

2026-09-17T10:29:43.403293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068555
observed cabac4bc3fec554fe4e71d5fb59b2d0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:43.385956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068555/manifest.json
observed 01337d04d094f113571208d79cdbe918...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:43.369604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068555/publication.md
observed 04ab4f60261242f027e6eb1b9348d3f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:43.351990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068555/publication.txt
observed 0545df7c047f1a4199c74e1eaf520906...
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.