OpenTechnical

OT-2026-000006850

Publication integrity record

Vacuum cup gripper, common isolation valve, two outlet manifold, ejector fed, polyurethane cups, oval form

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-2026-000006850) never changes.

Identity and time

Publication numberOT-2026-000006850 · never reused
Internal UUID01a0a969-9c71-7130-a80d-f55c4d81e4c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:51:05.972107Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006850
StatusPUBLIC

Content hashes

Canonical textda2eafebd39f8cdc717d04e1b97adbc30b937cf9dd2f360a2d2210e4ef23447c
Markdownc59efa21773ceab9629e04d7dfc9668a43048f6f463cf233c471bfe75003580e
PDF
Publication page576bf0263a712c79570697c1a80897cdc0eaa2a6ba3bb3d6ce56c4317e2fa84f
Manifest695862bb32129f8eacb90bff03182a4fb892b2c2ea0fad97b6ba04ff7da01ca0

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
SignaturevXMArEQf8VuYLINjXJ3TiMcrblPUnKkavauyv05gtG0GqYZCP8nlcwLuNOkDR4qL4Eg8tbQOTp6FJQykU1OTBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:29.247250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006850
observed 576bf0263a712c79570697c1a80897cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:29.233937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006850/manifest.json
observed 695862bb32129f8eacb90bff03182a4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:29.221933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006850/publication.md
observed c59efa21773ceab9629e04d7dfc9668a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:29.208774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006850/publication.txt
observed da2eafebd39f8cdc717d04e1b97adbc3...
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.