OpenTechnical

OT-2026-000074841

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000074841) never changes.

Identity and time

Publication numberOT-2026-000074841 · never reused
Internal UUID01a0ae93-ac2c-76bd-b77a-5657a29cabb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074841
StatusPUBLIC

Content hashes

Canonical text133345e647c528112021eb5e9ffd79125f3e82d175d78cedea15727ab7f2ba9f
Markdown9ae24227af41a8cd22880b46b956140d089f08acf04ac9167166c11c6b0b93c3
PDF
Publication page7f90536aae1187353ca153f2074b0c5974e9ad3201bd9eb8df2ee478e854399c
Manifest29d3655659bf50d9f9033ed218591fcdfb18e749a419ceb0ef3ccb1d8405281a

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
Signaturerjjw7qy2cjl2kC5vmQv9Z96X0NEgyUbCSe9u9A0yryvz1XFHzcS+HAPaIXLK6BS/rMt9igxp9a1Rm8eLiBp9Cg==
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

2026-09-17T10:18:33.149485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074841
observed 7f90536aae1187353ca153f2074b0c59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:33.132616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074841/manifest.json
observed 29d3655659bf50d9f9033ed218591fcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:33.114860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074841/publication.md
observed 9ae24227af41a8cd22880b46b956140d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:33.098859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074841/publication.txt
observed 133345e647c528112021eb5e9ffd7912...
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.