OpenTechnical

OT-2026-000084265

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, 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-2026-000084265) never changes.

Identity and time

Publication numberOT-2026-000084265 · never reused
Internal UUID01a0ae98-5b60-7297-ba1b-56415c35ebd4 · 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-2026-000084265
StatusPUBLIC

Content hashes

Canonical text9621390fe3f67c003f839ada98baebd872eb28b4b7364f34b94e24dbb399ac96
Markdown66b4f9bd0b25c17171cf6169fa678fae157e3b89d17b82f0b5ab8e4b9938ba46
PDF
Publication paged3c3a707efca0c9eea29a9707eec13592bd137f24cac8db2b8319ae8551623e8
Manifestbecc807456e3bd10729cc01c7d2c9a61547a859eb8cec4eb6ebe705dee17310a

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
Signature8/wI2jcYxaJG6WjoUOQKRYf8FwiIEMeBrF28dKmqn4jsxVhaVoCAkRNfXTddPWx84W2eFcmIaV5s1tjLJLwWBQ==
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

2026-09-17T09:56:10.861675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084265
observed d3c3a707efca0c9eea29a9707eec1359...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:10.843515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084265/manifest.json
observed becc807456e3bd10729cc01c7d2c9a61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:10.825420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084265/publication.md
observed 66b4f9bd0b25c17171cf6169fa678fae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:10.806982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084265/publication.txt
observed 9621390fe3f67c003f839ada98baebd8...
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.