OpenTechnical

OT-2026-000079063

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000079063) never changes.

Identity and time

Publication numberOT-2026-000079063 · never reused
Internal UUID01a0ae95-ccbf-7087-b748-03e7b5f717b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079063
StatusPUBLIC

Content hashes

Canonical text17a409b09d9cdb1ff056f34fb7a3cbd79db9dc568c1ff9c692cbd06452fb114c
Markdownd2065ff8497275a83adaf61e6af21c21b9c3b825a97d7e000c214fc8347aa018
PDF
Publication page90e6b8de548c89290e931ddfddbff31904b13d0a54341c5a5d00562f2d6e2bbb
Manifest161c06de9919bccaad1b60966d93e5aa88f22b4985bd71337bf0fea3524fe93d

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
SignaturerRmq0EG04zc0rE+HA/COAl6kKUkZSfliIV5nZm8nM1OB9gJF0MWTId9i540927fq93SyKdf/3k/Yt91TqmLWBg==
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

2026-09-17T10:05:54.391596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079063
observed 90e6b8de548c89290e931ddfddbff319...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:54.373946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079063/manifest.json
observed 161c06de9919bccaad1b60966d93e5aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:54.355984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079063/publication.md
observed d2065ff8497275a83adaf61e6af21c21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:54.336647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079063/publication.txt
observed 17a409b09d9cdb1ff056f34fb7a3cbd7...
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.