OpenTechnical

OT-2026-000071842

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, vented 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-2026-000071842) never changes.

Identity and time

Publication numberOT-2026-000071842 · never reused
Internal UUID01a0ae92-1e92-7cad-9e52-1e8a57740d7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071842
StatusPUBLIC

Content hashes

Canonical textc596ad135175a0091ee92e89365cca52bf77c26e0249b0e93e964587ed722e45
Markdowne4439b85b2d1a0f9eeb467c4b742d9d902ff37182c005ea08a46d5e59ce0b700
PDF
Publication pagef62caaf4ccd21279672604dc395e40af50adc63cd244f6fd43cf0c0916370670
Manifestda5bd7ae4238bbef54bb4f8bc654d25bd85b502cf40c86c91569a7bc925916d9

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
SignatureKiHzgY4nYD8ZT3XCqdouXLdKQ737LaoSIhzIwRc+zDxBwintpf2Bt30YO60h2ytKMt+pmbsgCYnCmcfdUCdlBA==
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

2026-09-17T10:24:01.231597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071842
observed f62caaf4ccd21279672604dc395e40af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:01.213861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071842/manifest.json
observed da5bd7ae4238bbef54bb4f8bc654d25b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:01.196089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071842/publication.md
observed e4439b85b2d1a0f9eeb467c4b742d9d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:01.177425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071842/publication.txt
observed c596ad135175a0091ee92e89365cca52...
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.