OpenTechnical

OT-2026-000092101

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, pressure sensor per zone, sustained 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-2026-000092101) never changes.

Identity and time

Publication numberOT-2026-000092101 · never reused
Internal UUID01a0ae9d-8759-74ab-833d-f8d50aa2d960 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092101
StatusPUBLIC

Content hashes

Canonical textb51bf693f0112c2452dba2fdb477e5dc517d311cdf4653fcef23ada67141c0aa
Markdowne8ebb035d03c9be890425668b64de817eb4e107933d84bbce9b89df97063ae6d
PDF
Publication pagebd8692c0d582ac3c1ea879648a6d77b8b77d574ad4a7fb402644c1701f43dfd4
Manifestc379cb93cbc01c2a291de7eaeded7bc81ff23e70c144f2236ca97be4379617ce

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
SignatureeHnLLl4isvhqiyyzDyG+T7vI/x/UL2yVFcdza7Z/wqZuTEmmzRHLr1+zYDwaAFE9hu6L00Dk6u5oqGCeZOhFBg==
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

2026-09-17T09:41:33.739043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092101
observed bd8692c0d582ac3c1ea879648a6d77b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:33.720357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092101/manifest.json
observed c379cb93cbc01c2a291de7eaeded7bc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:33.699769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092101/publication.md
observed e8ebb035d03c9be890425668b64de817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:33.681590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092101/publication.txt
observed b51bf693f0112c2452dba2fdb477e5dc...
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.