OpenTechnical

OT-2026-000085259

Publication integrity record

Two 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-2026-000085259) never changes.

Identity and time

Publication numberOT-2026-000085259 · never reused
Internal UUID01a0ae99-aaa9-7fed-a770-d1c6bc42d8da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085259
StatusPUBLIC

Content hashes

Canonical textef0f42f3154eaa79031520e3633c4e9c1a4dd709e709f8c8500063646cca30b2
Markdown7e40d82c4ba6f83dac61df6ccbac80f8e6a0fbe25105307d16adefb2808b2006
PDF
Publication page6714dd6279e3bc9e9bf0931104acf5d55a2aba098c37294ebb741cfa0eca7066
Manifest96bd293c352e0eb6ef9b4bd787607681e192c975fe01a658e53225ce01438c8a

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
Signaturelklg3aFG0GRO6noVtbSBZlwnoipwwSgwdHIm7yslJ7AoTcPnAjUq3TTApqXIsoZNvTmF4wmv6dyXhYVWPTLcDw==
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

2026-09-17T09:53:57.877564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085259
observed 6714dd6279e3bc9e9bf0931104acf5d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:57.861135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085259/manifest.json
observed 96bd293c352e0eb6ef9b4bd787607681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:57.844688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085259/publication.md
observed 7e40d82c4ba6f83dac61df6ccbac80f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:57.827319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085259/publication.txt
observed ef0f42f3154eaa79031520e3633c4e9c...
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.