OpenTechnical

OT-2026-000100088

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000100088) never changes.

Identity and time

Publication numberOT-2026-000100088 · never reused
Internal UUID01a0aea3-1474-7c76-ac4f-8e6598e674be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100088
StatusPUBLIC

Content hashes

Canonical text8b8b83cc60b496d2fc193b4e80ed2b42eaa9c55cba4ba20f0d2d76fec7378a39
Markdownf005a788d6d0c6ab83026c862aa378045eba9d97cb26f53ab16fb4098714ff1b
PDF
Publication page9e15aab701a4efff4799632382692d32ca5105e5aeb88e8ac16bd3bb3a150d49
Manifest6f3d3347d01065016ab0ca3e06e7c2858811b592271a2b408a193e9469395810

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
Signature+/X/I6t22D+Ssi6B9QZZCippx1ji/PWg6EgSTmlmqeY3g9ynN8Biee98coKUsVsK8cAoqLlt5tWuR6ntJ7osAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:02.570020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100088
observed 9e15aab701a4efff4799632382692d32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:02.550718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100088/manifest.json
observed 6f3d3347d01065016ab0ca3e06e7c285...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:02.532266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100088/publication.md
observed f005a788d6d0c6ab83026c862aa37804...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:02.512469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100088/publication.txt
observed 8b8b83cc60b496d2fc193b4e80ed2b42...
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.