OpenTechnical

OT-2026-000084847

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three 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-2026-000084847) never changes.

Identity and time

Publication numberOT-2026-000084847 · never reused
Internal UUID01a0ae99-43b4-7b63-a9e6-f9bb8b3cc54b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084847
StatusPUBLIC

Content hashes

Canonical textcbe4e79904bd4a8f3075980e56275f3fda1a445e5f0c5ce18a8c4a8ad4c278c4
Markdown948977d6b0c466b621a2edf6415667314e8286324edb067e85593ca9b3f3d111
PDF
Publication pagef7ce5535cf49016e1354aef1640eb6c02e621837d3e793739475fb86b4cec01c
Manifest2a3e7c59e7b97a550a231d3fbdf6753f2f92cfee6f2a470b12c4c744d2fc4126

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
SignaturerjVspGhBJfx9sJAdMHKH/5kE+pGuq15MnaVV9ggJdHiJC79o6cgVGN9gE0f7rLuTwXxuJc5AOHWVmkqw9a2/Bw==
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

2026-09-17T09:54:48.128279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084847
observed f7ce5535cf49016e1354aef1640eb6c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:48.111797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084847/manifest.json
observed 2a3e7c59e7b97a550a231d3fbdf6753f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:48.093656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084847/publication.md
observed 948977d6b0c466b621a2edf641566731...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:48.076466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084847/publication.txt
observed cbe4e79904bd4a8f3075980e56275f3f...
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.