OpenTechnical

OT-2026-000005201

Publication integrity record

Bellows cup vacuum gripper, common isolation valve, three stage ejector, pressure verified, contact triggered

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-2026-000005201) never changes.

Identity and time

Publication numberOT-2026-000005201 · never reused
Internal UUID01a0a931-1c35-7669-9618-60a0c14ee8e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:49:23.128754Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005201
StatusPUBLIC

Content hashes

Canonical textcb23a57a49d87a9eef17c7a99d53be121f6086a33c6a01a40c51e4c583a6332a
Markdown5c0ff4f402142ba236efebb5e02ae7565a25a627f1c31e986905ad1639bddf0e
PDF
Publication page282b546f063d0e27627a5167c6644ac7397c1d5a47525b15a71a36e096aa74ab
Manifeste05629121c65eb3a561df1b8bea08ea37c7697c2f37e8410a56d86038097668c

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
SignatureDJ0vYqkGHoNh+qv2P3DHIbY1WF97PaJoZeXCSbI9IfMcB5ddb6/ba7lezf5Z6xRYXRJihcLpZyp/TJNR0H0UDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T07:50:04.384619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005201
observed 282b546f063d0e27627a5167c6644ac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:04.370016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005201/manifest.json
observed e05629121c65eb3a561df1b8bea08ea3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:04.233115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005201/publication.md
observed 5c0ff4f402142ba236efebb5e02ae756...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:04.218965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005201/publication.txt
observed cb23a57a49d87a9eef17c7a99d53be12...
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.