OpenTechnical

OT-2026-000087227

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000087227) never changes.

Identity and time

Publication numberOT-2026-000087227 · never reused
Internal UUID01a0ae9a-9f2e-711b-8f96-338e3b8466a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087227
StatusPUBLIC

Content hashes

Canonical text33317278aeeb83782c62c87c40cace94909c8d31e511090249d231806f8aa727
Markdown50602cc2dff05c52e98cf9cbef3b74b88e7cb06930b1ba66bf57c8abc3beb1b4
PDF
Publication page963c76753bccf1d3b12d7ca18f1955d083182ddd6f0e9997d1ac207fb8642094
Manifest12874f6b8be4c52cf5a29b9cc0efff8dd2ce0eab5c6367bebfd54ca5040519c4

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
Signaturegnohib8T/Sy9y1Q9Iuyu65qQURBQg2oQ9kkpEb5dcH/9D+DnfKsiq2zytilFLeEuD0J6OuqzilZqSTCK0QaOAw==
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

2026-09-17T09:51:30.683469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087227
observed 963c76753bccf1d3b12d7ca18f1955d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:30.666895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087227/manifest.json
observed 12874f6b8be4c52cf5a29b9cc0efff8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:30.650509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087227/publication.md
observed 50602cc2dff05c52e98cf9cbef3b74b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:30.634140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087227/publication.txt
observed 33317278aeeb83782c62c87c40cace94...
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.