OpenTechnical

OT-2026-000044035

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000044035) never changes.

Identity and time

Publication numberOT-2026-000044035 · never reused
Internal UUID01a0ae7b-d679-7f38-afdb-5e156b5a5ed1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044035
StatusPUBLIC

Content hashes

Canonical text40cbf3b0b94f2c742d00c5aba4e2c38873c5b00ffe36f0c027fd208c40520cf7
Markdown058474e46f02a52e11794d775e5027edbd1bf05deba64daa157c0a8ebea5f9d7
PDF
Publication page88817194a115a7129ae3688567ec12de07856f46541aad4c1f15ca85793cd20d
Manifest152d825c181f77a7e5525a6d133fb5bfb36ad9ed3d5ea3f115532ef773519486

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
SignaturetzSHf95K+Sw0WbornDD/IRUfNCtcfhVd3mtDBBxdBE6SGvmdNbF15DdVbIkLACcUn4hhjdOk+fFU2pv7l7OYCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:12:25.439067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044035
observed 88817194a115a7129ae3688567ec12de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:25.421473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044035/manifest.json
observed 152d825c181f77a7e5525a6d133fb5bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:25.402376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044035/publication.md
observed 058474e46f02a52e11794d775e5027ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:25.383267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044035/publication.txt
observed 40cbf3b0b94f2c742d00c5aba4e2c388...
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.