OpenTechnical

OT-2026-000093091

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000093091) never changes.

Identity and time

Publication numberOT-2026-000093091 · never reused
Internal UUID01a0ae9e-0910-7a64-9c4e-fa0b7a586d60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093091
StatusPUBLIC

Content hashes

Canonical text87f06d3472f5140c0a4516ae6188cd4351ab9249e0bc20117d072a856e3983d0
Markdownc18efd33d6b87365d49290c036f996da5c06881ada7615d8bd2953200dcc79ec
PDF
Publication pageca00026169b1c6e35eb632cede15d67f86fdb7b21837855654686d1d94ab529b
Manifestdb16d358595d816031db9d2c3b4f4ed2aa6a65b424d01d9cc60505769c843ea0

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
SignatureikUjL6hl9UQ3CW+ngbcr4UNZcxKODbrPLN9/MNCUbjSFhGaZWLxmSgP4LCVueUUGR/HoNzls/OYHe7gPjTdKBw==
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

2026-09-17T09:40:20.613666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093091
observed ca00026169b1c6e35eb632cede15d67f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:20.591731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093091/manifest.json
observed db16d358595d816031db9d2c3b4f4ed2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:20.573476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093091/publication.md
observed c18efd33d6b87365d49290c036f996da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:20.557032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093091/publication.txt
observed 87f06d3472f5140c0a4516ae6188cd43...
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.