OpenTechnical

OT-2026-000093005

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000093005) never changes.

Identity and time

Publication numberOT-2026-000093005 · never reused
Internal UUID01a0ae9e-090f-780f-8d93-2f2d3f5e6814 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093005
StatusPUBLIC

Content hashes

Canonical text289aa9bae6a0e52ea5a9f54fcba6f17728c45ee3ec90e65def87c4a34b15f7cb
Markdownfe7891ac82cae422a26dfd247c1fa93ed71e34f274b231a3ec5b49c4367f7741
PDF
Publication pagee2fac380ca42f3f39250237d3528cc638f55cb274089a6819c5054596cb51b0f
Manifest0015b8a74ae77e3628290ca43281065d439af49682da15450b8306396e857768

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
Signature6lrO0AH7uNqYy/qyd1H+wuxsBBvc2X/FH5C1UusZ+CtDtm8wnR4I6jHlp2JbN+5Y0OFimSjk99zyoQe9ZOfNCg==
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

2026-09-17T09:40:12.718099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093005
observed e2fac380ca42f3f39250237d3528cc63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:12.698993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093005/manifest.json
observed 0015b8a74ae77e3628290ca43281065d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:12.681715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093005/publication.md
observed fe7891ac82cae422a26dfd247c1fa93e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:12.665947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093005/publication.txt
observed 289aa9bae6a0e52ea5a9f54fcba6f177...
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.