OpenTechnical

OT-2026-000092052

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000092052) never changes.

Identity and time

Publication numberOT-2026-000092052 · never reused
Internal UUID01a0ae9d-43bc-7bc2-9960-057e5acc2668 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092052
StatusPUBLIC

Content hashes

Canonical text08261978b67fc7e6b820e4c9b2bf54589551b839c9b17aa71dc34d8a70402bad
Markdownecee67728f21401250dcc62aa30bc47165c8e1b12380755716464f1e0a88bae0
PDF
Publication pagedda964d92341895a7851cb4b53054ebdce035686407e3463aecced22a21a1faa
Manifest9796420fa3407a423c6908eb277f7587c2c12369dee29117fa2e528ca9644900

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
Signature4oIfC9AJ0+xewxZ12uwPux/CbMrahonMST+Np/iaMakMMT4c1hMi9eQrHvku6CEGsTBc22MQep2Y6igYIuZqAg==
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

2026-09-17T09:43:08.880101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092052
observed dda964d92341895a7851cb4b53054ebd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:08.862606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092052/manifest.json
observed 9796420fa3407a423c6908eb277f7587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:08.843237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092052/publication.md
observed ecee67728f21401250dcc62aa30bc471...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:08.822060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092052/publication.txt
observed 08261978b67fc7e6b820e4c9b2bf5458...
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.