OpenTechnical

OT-2026-000005362

Publication integrity record

Vacuum cup gripper, ejector fed, pressure verified, contact triggered, pulsed blow off before 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-2026-000005362) never changes.

Identity and time

Publication numberOT-2026-000005362 · never reused
Internal UUID01a0a936-a78e-7b39-80ad-5fa038cf1022 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:55:26.481162Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005362
StatusPUBLIC

Content hashes

Canonical text4312d3e1e3e8c8b87e02256bebe884995d53f60449c0fdcaff9f0c700e780610
Markdowne36ba7a05638d1525f14ca04219ba5de419598e43840fca3654ea1d2288f0e31
PDF
Publication page8cc1f5410da1484913936a1db5bd3b13fe4d5beada39bf0e282627496fb6e635
Manifestbb7370d606aabf6d6da476c09a7d8c9dc198176670b45ecbd89e18be68b62d0e

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
SignatureiTrgZ251k+tS8+/kMuB1yaLGgijCOY4FuKp2DDDy54u+ApI5Wk55Tblx+zbg4y58cMAquNteGOwwH0QuV0eYBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:18.237963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005362
observed 8cc1f5410da1484913936a1db5bd3b13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:18.222705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005362/manifest.json
observed bb7370d606aabf6d6da476c09a7d8c9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:18.210409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005362/publication.md
observed e36ba7a05638d1525f14ca04219ba5de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:18.194311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005362/publication.txt
observed 4312d3e1e3e8c8b87e02256bebe88499...
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.