OpenTechnical

OT-2026-000066140

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000066140) never changes.

Identity and time

Publication numberOT-2026-000066140 · never reused
Internal UUID01a0ae8e-8dc3-7a14-a9aa-3379dd338eb8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066140
StatusPUBLIC

Content hashes

Canonical textb49dfdc1bd96507a0c5e2695aaf60ddc03b96c727d32ff4292b2cfdaa6611a99
Markdown664be631544fbfd9e242e9a2abedd6203dec018a4c3d97f855748f4035249947
PDF
Publication pagef44ab485e0f3288575c34d6d856c8d50b4bc9ce083b07d9a9b78de35cfdcea89
Manifestecaebd619bb10825b22c52c5c6b7ac47081c73c11a7d6bc0483a46483c37c969

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
SignatureDciASrDU/jYGTjagM7HO7cfoKOanuzV9zNelPLe7OlemGa3S0pZC3OXuHPYt5nIYl9/tzjMeIYHvSThJthmNCA==
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

2026-09-17T08:51:02.796725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066140
observed f44ab485e0f3288575c34d6d856c8d50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:02.778202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066140/manifest.json
observed ecaebd619bb10825b22c52c5c6b7ac47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:02.759720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066140/publication.md
observed 664be631544fbfd9e242e9a2abedd620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:02.739657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066140/publication.txt
observed b49dfdc1bd96507a0c5e2695aaf60ddc...
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.