OpenTechnical

OT-2026-000075465

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000075465) never changes.

Identity and time

Publication numberOT-2026-000075465 · never reused
Internal UUID01a0ae93-f201-7c7e-9738-77c809a2cd2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075465
StatusPUBLIC

Content hashes

Canonical textd257c5b63bfac1e1b160183c8bc942eed56f4f379f842f7c821cf2316558a178
Markdown52b5d6a61733a5dea5ce866752d053f2d7bc0ae2ac1e00c6cad2d6fe46c65317
PDF
Publication page3f959116382e6e17bb498cbe8896081075c299e01caebf4799b792f593253067
Manifest3c8ba0a6f123a4db8b79f8a9d479b884e09eb765d1b37920da529c9f209b58ff

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
SignatureybGowSnF5ZjHYhmCo+XeY8ePm/mKedBWcNOHHIeOJzyv3Hu4uMV/fRS2J9DkpuCZvFwzLxVEv1zx9H4vu0/TCw==
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

2026-09-17T10:17:45.018996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075465
observed 3f959116382e6e17bb498cbe88960810...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:44.999712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075465/manifest.json
observed 3c8ba0a6f123a4db8b79f8a9d479b884...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:44.980229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075465/publication.md
observed 52b5d6a61733a5dea5ce866752d053f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:44.959661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075465/publication.txt
observed d257c5b63bfac1e1b160183c8bc942ee...
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.