OpenTechnical

OT-2026-000039898

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000039898) never changes.

Identity and time

Publication numberOT-2026-000039898 · never reused
Internal UUID01a0ae78-d8d6-78ba-ab9b-b8b15b2c5cb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039898
StatusPUBLIC

Content hashes

Canonical text97778282043b36402625c4f3f29cca08f0ba8d84dcdd2dfac3be4b17d248fc04
Markdowndad6d93374c4d51da34d91f27861c276bc3d26743df24497f024cd5233f17321
PDF
Publication pageece5828795a46602da2f11bccf6ff1628e6fe225fa16cecf4e03ca5ea20e702b
Manifest989957feb704e4f21906da410df554896385200bb32049ab914758782aa88ae6

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
SignatureKrAuNm2A4Twx9qzKTMHPLaO5g0FjQwNDHGfDTKN0tQKUFPqew18ZAdFPBJpvPrGE68Q5XlM9HNktALbuzvkvDg==
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

2026-09-17T11:20:11.306561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039898
observed ece5828795a46602da2f11bccf6ff162...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:11.288821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039898/manifest.json
observed 989957feb704e4f21906da410df55489...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:11.270839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039898/publication.md
observed dad6d93374c4d51da34d91f27861c276...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:11.252602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039898/publication.txt
observed 97778282043b36402625c4f3f29cca08...
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.