OpenTechnical

OT-2026-000082443

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single 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-2026-000082443) never changes.

Identity and time

Publication numberOT-2026-000082443 · never reused
Internal UUID01a0ae97-4d96-720c-8965-08917b5054f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082443
StatusPUBLIC

Content hashes

Canonical text02019392b00b9d0278bfc7dc3df78cdb1bc7f08f35c96bc6461f27864589df13
Markdown000887fa627ca04f0e20d07dc9a13e7af26a4682c08dd8f88dcb6b71967f2ec0
PDF
Publication page1497b070ef28e6410e232cbaf1cc0650874c3bc7ce8214d2e523d7b7e0a7386c
Manifest9f5386a7627ccd976e5fe7a14073ea84e8981d0caa521a1832be28bcd1bb2d02

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
Signaturer/RPVNrcOi/PQUuquV8pYFblSvIvVdtiy3PDqYBGW7wCLoTjvkIs4nytk5FvGv4VFXNQvQhCVOP1hAUjQ5HrAA==
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

2026-09-17T09:59:26.480907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082443
observed 1497b070ef28e6410e232cbaf1cc0650...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:26.464314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082443/manifest.json
observed 9f5386a7627ccd976e5fe7a14073ea84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:26.447734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082443/publication.md
observed 000887fa627ca04f0e20d07dc9a13e7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:26.429661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082443/publication.txt
observed 02019392b00b9d0278bfc7dc3df78cdb...
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.