OpenTechnical

OT-2026-000093726

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single 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-2026-000093726) never changes.

Identity and time

Publication numberOT-2026-000093726 · never reused
Internal UUID01a0ae9e-508c-7644-a686-84a114b41ba1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093726
StatusPUBLIC

Content hashes

Canonical text6455dea6f24967e832ecb251726d3998f9a797673efada6aaf8e69ed28b8c0b9
Markdowne4bc7b0bd6aa2437dfdd0c548e95a0a0be4b0faf944391a41b8539c150cbb457
PDF
Publication page1ced2fac2dce44a3d572fc7cd500607396d31a8f67de9d6e966cc5053b902bfd
Manifestf95f1b3a8f9255b375099cdf8ce3df64afea15855cb24a823d5495b417cd628a

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
SignatureAmypdMdvEeap4mKFHIw0RpBEDroWqu/QRh3FOIbQQBWrzVG/HEKNZX6YPCpzINJ9rXBBte6gOuG/rpUTd21nAw==
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

2026-09-17T09:39:47.948955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093726
observed 1ced2fac2dce44a3d572fc7cd5006073...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:47.932833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093726/manifest.json
observed f95f1b3a8f9255b375099cdf8ce3df64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:47.916843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093726/publication.md
observed e4bc7b0bd6aa2437dfdd0c548e95a0a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:47.901129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093726/publication.txt
observed 6455dea6f24967e832ecb251726d3998...
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.