OpenTechnical

OT-2026-000032936

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000032936) never changes.

Identity and time

Publication numberOT-2026-000032936 · never reused
Internal UUID01a0ae75-4842-7284-b088-c125438ece82 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032936
StatusPUBLIC

Content hashes

Canonical textc7273e0a9a2cfa00e1e335354e5c3a621f654cae23e268b0a6df6d59d782c5d0
Markdown8a2ab1d2e40e596b2ecad18eed0779404efacff8b1a8dc9e8d62b589265c8c1a
PDF
Publication pagea470a3aeabcb743c51c3c26b41d87a053fd10d974398ee21458fdeb2a81c61a3
Manifestfc5569e6974d08856763118ca208567d4c7ae4d949f43bce6c5f8769ee8dcdcf

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
SignatureMWFNA/DNQibBJpml0jMd5aXaLwq/lbNyAOL8DWguxQWzT1L2t3XW2qQDamLQQM7ZoZwb1bJJjD5KuwOTIZUvDw==
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

2026-09-17T11:32:32.106520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032936
observed a470a3aeabcb743c51c3c26b41d87a05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:32.086281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032936/manifest.json
observed fc5569e6974d08856763118ca208567d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:32.059609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032936/publication.md
observed 8a2ab1d2e40e596b2ecad18eed077940...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:32.039141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032936/publication.txt
observed c7273e0a9a2cfa00e1e335354e5c3a62...
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.