OpenTechnical

OT-2026-000083660

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000083660) never changes.

Identity and time

Publication numberOT-2026-000083660 · never reused
Internal UUID01a0ae98-0416-7744-a1e3-b81114b36f9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083660
StatusPUBLIC

Content hashes

Canonical text823e9b108a994abd676da4336613ca5fb8fa14682609a24ec5d67b56bd9881e7
Markdownc03ef96d01572f72f2cbfc8c1e047ee7957fc2307e8165dde4d06dbadbb35e4d
PDF
Publication page72fcc59fa5e367bb3f06a0ef4cd23855a9221496e9657207423f271b98e7497f
Manifestb6560527ae43cbd54e840c2da23d46acb01c815b44c584a24192a8d66916f622

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
Signature8pw9B+rkIv58GPMV8TpEtpAtdyyjjHlPcFrrMvjo6cVcw3uRLW0oOSBKXIf9fEjitboi9n/ZUVRuZXI7l3NiCg==
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

2026-09-17T09:57:16.769290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083660
observed 72fcc59fa5e367bb3f06a0ef4cd23855...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:16.751903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083660/manifest.json
observed b6560527ae43cbd54e840c2da23d46ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:16.733882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083660/publication.md
observed c03ef96d01572f72f2cbfc8c1e047ee7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:16.716873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083660/publication.txt
observed 823e9b108a994abd676da4336613ca5f...
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.