OpenTechnical

OT-2026-000093230

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000093230) never changes.

Identity and time

Publication numberOT-2026-000093230 · never reused
Internal UUID01a0ae9e-0911-728a-b04d-ae2b254fea05 · 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-2026-000093230
StatusPUBLIC

Content hashes

Canonical text9cce913d7d6fd37e4eef1e1b08337f8458be0f44dd04adee2c6ed5796b74b315
Markdown8517bab46f1813ebad61f874d75b0e91fdf82a274e876995a943cf7ad056a806
PDF
Publication page19fd225a6d706d68ef2f55ae83ed592429939c5022ea0cbd375bcd17ccf62edc
Manifest3507f40139d4052cf8bda7384b3e9664fd1a3e3e3a5745e267a4240ddd88924f

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
SignatureO+0dhhMcdSfowPzbyp5KdNlAAQuhN1ffJ7poVW+OL5RohnPzYtu/FcFWnBWUHvduyJ52R2tGKiMjEe8xxfo6Ag==
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

2026-09-17T09:40:34.665117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093230
observed 19fd225a6d706d68ef2f55ae83ed5924...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:34.647729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093230/manifest.json
observed 3507f40139d4052cf8bda7384b3e9664...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:34.629486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093230/publication.md
observed 8517bab46f1813ebad61f874d75b0e91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:34.612114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093230/publication.txt
observed 9cce913d7d6fd37e4eef1e1b08337f84...
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.