OpenTechnical

OT-2026-000012594

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000012594) never changes.

Identity and time

Publication numberOT-2026-000012594 · never reused
Internal UUID01a0ae6d-39f8-79a9-b8c6-689264675792 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012594
StatusPUBLIC

Content hashes

Canonical text3c3dfd30144929fda836f8beb19066f9159347b9fae770259d054abd62ba943c
Markdowna59fc5228598b9312bd6e84121d9ada00f45c4cfc163fdd83668b1d99e45998d
PDF
Publication page5986e8756568aad1d0df075425c0818d192b9831a141e8aee4c64e32fc2f6ddc
Manifest07b8ddbbfa2dff202243ac9ef255e1b0f8a6fb723f7315d69f0c64dbfab6ac3c

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
SignaturecLVCOf/3+v0OLjT/kA2fiswECa38Y6yAMCJZaDzlBj6WJoysCv3pBFBiB047WH+oywGjAgGtJjGufEcJ35B3Cg==
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

2026-09-17T12:12:09.127955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012594
observed 5986e8756568aad1d0df075425c0818d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:09.109648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012594/manifest.json
observed 07b8ddbbfa2dff202243ac9ef255e1b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:09.091645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012594/publication.md
observed a59fc5228598b9312bd6e84121d9ada0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:09.072695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012594/publication.txt
observed 3c3dfd30144929fda836f8beb19066f9...
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.