OpenTechnical

OT-2026-000087826

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line pressure sensor, 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-2026-000087826) never changes.

Identity and time

Publication numberOT-2026-000087826 · never reused
Internal UUID01a0ae9b-1aa5-7010-9a70-64e6fecf1c70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087826
StatusPUBLIC

Content hashes

Canonical text610fa871840ea0e8991b6dc6c46e87ede24e3d740139c1d1c3ba6297971743a3
Markdownd14b6359b6162f17ce15ea2745065a930f7a48325e14cfa98d3f1de80ce55bcd
PDF
Publication page063e772065610967c33bbefae9aa8a6e04cef007fbf2da51d9bfbea50d548eb3
Manifestb98d2b3fd4e42a4fa63cd9ce0960728c54db5f01b85520a6224f63c9b6f117d6

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
SignatureNkFW2cyyejUUOcSmbivBB2CwrjEiOXqogEjYal2Ep0ucu76C9VWb3pajR3uXgM/VUDlgVsfOA5Or6NyMNp49BA==
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

2026-09-17T09:49:04.026103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087826
observed 063e772065610967c33bbefae9aa8a6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:04.005608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087826/manifest.json
observed b98d2b3fd4e42a4fa63cd9ce0960728c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:03.986176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087826/publication.md
observed d14b6359b6162f17ce15ea2745065a93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:03.966970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087826/publication.txt
observed 610fa871840ea0e8991b6dc6c46e87ed...
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.