OpenTechnical

OT-2026-000095425

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000095425) never changes.

Identity and time

Publication numberOT-2026-000095425 · never reused
Internal UUID01a0ae9f-8f73-772c-be93-2012f67098f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095425
StatusPUBLIC

Content hashes

Canonical texta8e7362bc69d81ac6d8e8aafa132748dd9d6ab02094c73d64fddffd113e8787b
Markdowncbc19f26132a9e1b50147592e89023bd4eaa089fa93c81ba8157f75ac5dc5cc0
PDF
Publication page091bc57076497a187e1395d6e79502601e0b5d1f391646f4b1be8af2f514ed4e
Manifest70dedcf2c3e855a2d64773a5884cced95fae0da4179276a55323282537025ebd

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
SignatureWN70b+RKRUeawnXDgw2m4a8Pujwqn4kebIIe3KB3R2/qEJvElPZrIpNyYrFH2Vj/NDDEGt5S5s71bfeTm+pZAQ==
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

2026-09-17T09:36:48.225355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095425
observed 091bc57076497a187e1395d6e7950260...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:48.210210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095425/manifest.json
observed 70dedcf2c3e855a2d64773a5884cced9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:48.193510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095425/publication.md
observed cbc19f26132a9e1b50147592e89023bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:48.175228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095425/publication.txt
observed a8e7362bc69d81ac6d8e8aafa132748d...
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.