OpenTechnical

OT-2026-000029670

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000029670) never changes.

Identity and time

Publication numberOT-2026-000029670 · never reused
Internal UUID01a0ae73-5e23-78fb-b16c-1dddcbcb6a06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029670
StatusPUBLIC

Content hashes

Canonical text5e1351a4eb6611dd76edf46a3fc2955fd953f9ef41e79bbdd2d453d56d933bd3
Markdown7e7c300a1ad655b2625510e6bc05900a48fe2208861d6305b770af9017105dd4
PDF
Publication page535404be1065eb208f95aa58a286e10342849fbdbad4e388ef2de2bed52c4d01
Manifesta6dce2043cca796610e804b4e1e13cadb78d33441af1697115bdf97ab6464b9c

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
Signaturewkz7cxa323GJLLnwAzDDGeBksw57Pc1Yw50Vv27BGmb2dj9lnNMZyCaLCPv7k56t5F5SNZP+oXMwXQ90076VAg==
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

2026-09-17T11:39:23.393593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029670
observed 535404be1065eb208f95aa58a286e103...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:23.377176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029670/manifest.json
observed a6dce2043cca796610e804b4e1e13cad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:23.360039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029670/publication.md
observed 7e7c300a1ad655b2625510e6bc05900a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:23.342745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029670/publication.txt
observed 5e1351a4eb6611dd76edf46a3fc2955f...
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.