OpenTechnical

OT-2026-000088355

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000088355) never changes.

Identity and time

Publication numberOT-2026-000088355 · never reused
Internal UUID01a0ae9b-5d27-7a3c-adbf-90be20599ac7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088355
StatusPUBLIC

Content hashes

Canonical textf89190273c580bdc581b0fbfe5633c1ede51134fec648cf1cb4122ca5a688c2f
Markdownfac8d849da5aefa74250a1b1d1f01584ec02d5638f382cba9dba6891c4614788
PDF
Publication page8022f761bd4e0c1c79f58ecb135e47e21182ad8159a811c1c65a0b0739520321
Manifest342c3d04dbf0c0ead3c32caa85cc3251f415130a93837c9ca04051903f6fb6cc

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
Signature6EnI3I6hp0T65jaG1IhkZFvLk/csOO0VtYb1ZTPm//Nju+tD2rQ2i29GNPu2t83MDNDAeD2L1OxvKEgH7GdMAg==
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

2026-09-17T09:48:41.964529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088355
observed 8022f761bd4e0c1c79f58ecb135e47e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:41.945725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088355/manifest.json
observed 342c3d04dbf0c0ead3c32caa85cc3251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:41.926953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088355/publication.md
observed fac8d849da5aefa74250a1b1d1f01584...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:41.907152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088355/publication.txt
observed f89190273c580bdc581b0fbfe5633c1e...
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.