OpenTechnical

OT-2026-000043090

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained blow-off after 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-2026-000043090) never changes.

Identity and time

Publication numberOT-2026-000043090 · never reused
Internal UUID01a0ae7b-327a-7a0d-b5d3-8872871e4388 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043090
StatusPUBLIC

Content hashes

Canonical textb10cf518301f26dfac402e090e8e06d180efecb5857aed967488869755505284
Markdownbadb91ee42aa0ec66d529c303b56b74afe2a8124f7e310c9f4ac4b99140c2462
PDF
Publication page14e9287add7928220b5592a868fbc4758254c920debcd1b04a7468d9dee9bf85
Manifeste2dd05e6d8eaa3bf8e438a83277d67831133a1a45b7ba02add766085143ded38

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
Signaturek+0z+3SSueg8ibCsUgnDRahJZUEGNKKwgQSSE/7zSsoPYJLhEovOryGN05BjQDPuZFomkB2TZlXCfO360P9KCg==
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

2026-09-17T11:13:30.512127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043090
observed 14e9287add7928220b5592a868fbc475...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:30.493032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043090/manifest.json
observed e2dd05e6d8eaa3bf8e438a83277d6783...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:30.473617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043090/publication.md
observed badb91ee42aa0ec66d529c303b56b74a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:30.453772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043090/publication.txt
observed b10cf518301f26dfac402e090e8e06d1...
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.