OpenTechnical

OT-2026-000079694

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, vented after 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-2026-000079694) never changes.

Identity and time

Publication numberOT-2026-000079694 · never reused
Internal UUID01a0ae96-4375-77c3-8f27-350fbafea24d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079694
StatusPUBLIC

Content hashes

Canonical text7e131258dbaf07c68ff214110f1efe021df78868bfeac5ab2143a19d443fe3eb
Markdowndb485cee7e7495ee92979533f6ea9acb6ee7cb049cd131371e8629ebe80ea206
PDF
Publication page1dbea6263109065b5f803267193da375f22a3549d35cbdc4848bf76a55099091
Manifestda09931f042870b0dd4b96bc96de3c7169067970f3edc163fe48d7301cc827ae

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
Signaturei5IbRLIUfj48eCf1lrGtfqBODCBgU16qngOJ2srbDx9sxcGnhBxskF6Cxop1Olu0scf0IIm3xu1RJg2DmGF6AQ==
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

2026-09-17T10:03:28.005455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079694
observed 1dbea6263109065b5f803267193da375...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:27.987835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079694/manifest.json
observed da09931f042870b0dd4b96bc96de3c71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:27.969328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079694/publication.md
observed db485cee7e7495ee92979533f6ea9acb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:27.950549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079694/publication.txt
observed 7e131258dbaf07c68ff214110f1efe02...
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.