OpenTechnical

OT-2026-000084226

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented after 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-2026-000084226) never changes.

Identity and time

Publication numberOT-2026-000084226 · never reused
Internal UUID01a0ae98-5b60-7fab-85e8-7829d91a7d98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084226
StatusPUBLIC

Content hashes

Canonical textb3de7ac7fe44769dad4a2cbda8993977c62d1eb2f3bdfa2ada195e9ae25e8843
Markdown37a553f0f44a9c5b25d5294123b6805d1dcc734160eb62c4d3e1c812e9dde133
PDF
Publication page39b02e719025d622027c658ef22b631d4622f8b6486a25482deb52417e7fa297
Manifestd2a2ae5742f54dcc2081663eb88abd1b2ccb1e9886c55fc448626bc461d58bff

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
SignatureG6QUiu4V3Xe/dQHlyB5ih38Pzsxt5UicQZ1mqNOzqwVeP/zU1XwP2MoWzjLuL/nR7ojtPb2Pd44RqSP3g6/MAA==
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

2026-09-17T09:56:01.100317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084226
observed 39b02e719025d622027c658ef22b631d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:01.081605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084226/manifest.json
observed d2a2ae5742f54dcc2081663eb88abd1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:01.063216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084226/publication.md
observed 37a553f0f44a9c5b25d5294123b6805d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:01.045156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084226/publication.txt
observed b3de7ac7fe44769dad4a2cbda8993977...
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.