OpenTechnical

OT-2026-000005177

Publication integrity record

Bellows cup vacuum gripper, four zone face, two outlet manifold, ejector fed, pressure verified

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-2026-000005177) never changes.

Identity and time

Publication numberOT-2026-000005177 · never reused
Internal UUID01a0a930-5bda-7f94-8896-5bab323a195d · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:48:33.885276Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005177
StatusPUBLIC

Content hashes

Canonical text367e603742f32263aa986565008160c252a0d14ca6ac929955c14b2940be2306
Markdowne3c07df825a9346b0730f3df787707871f6ecde9293eb777c60f3676c147c458
PDF
Publication page3849d78076c2f758ff12d49cda8a63232cafcf2f975e5486dd1290b832394cc3
Manifestc2decfeb3b5e0b697176559173968c38ade3df8a42a9cf0866d20f1aaf377861

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
SignatureuWpc1qtpriuH1zW50PW4YZjV6CG1+7OlUaFuZCriXQPu92oGUD7C5xxpPWNBnAMZ0E2LCgJxtJfj6Bt6AHeIBA==
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

2026-09-16T07:50:06.931803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005177
observed 3849d78076c2f758ff12d49cda8a6323...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:06.918973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005177/manifest.json
observed c2decfeb3b5e0b697176559173968c38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:06.907768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005177/publication.md
observed e3c07df825a9346b0730f3df78770787...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:06.892947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005177/publication.txt
observed 367e603742f32263aa986565008160c2...
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.