OpenTechnical

OT-2026-000084333

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, 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-2026-000084333) never changes.

Identity and time

Publication numberOT-2026-000084333 · never reused
Internal UUID01a0ae98-5b61-758a-8d05-fd941546f9ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084333
StatusPUBLIC

Content hashes

Canonical texta4852f17f0d1a178a4ec4ed87dbb17a3158d77cc92a5fa34358d51a2cf55ca33
Markdowndebb4160d000fb3987ca2c5109d2caa8b9901aeec684ef2cc676d713ce3a7149
PDF
Publication page3d0c265d9b854acbd4cf7bcd6e78b0f8253a7b7e4943e0b013cdf6b17be05be1
Manifestea5aaee4617abd9007fd74c4afcfcc841ad1a2d233061c837fd2998d6906e2fc

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
SignatureLVybEkIW8v2F0wTm4rS7ZxiQdaDrDVY+j9r4qwakqYPTckKm/BSY+AzWCjLk913yZ8zZh1Z1Me39FlxIYzarBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:56:15.646135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084333
observed 3d0c265d9b854acbd4cf7bcd6e78b0f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:15.627936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084333/manifest.json
observed ea5aaee4617abd9007fd74c4afcfcc84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:15.612351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084333/publication.md
observed debb4160d000fb3987ca2c5109d2caa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:15.594084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084333/publication.txt
observed a4852f17f0d1a178a4ec4ed87dbb17a3...
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.