OpenTechnical

OT-2026-000035821

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000035821) never changes.

Identity and time

Publication numberOT-2026-000035821 · never reused
Internal UUID01a0ae76-b4c9-7b51-963c-bbc6ec73200d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035821
StatusPUBLIC

Content hashes

Canonical textb057b2f787e1baa06eb305418898484d8405e8aca55226db1390efa507f895eb
Markdown21226cb3ca5e6eb970f74fbc07c734559f6991f8f2ba9e6098acf9cf29fff0b8
PDF
Publication page80a8424215e1618bca17f0491944f044a315869f658b6d91586c7f1e7ff287b4
Manifestff398c36995eeced1adea42ede93d932541a1cb5c2d5add33e1e046effa5ec28

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
SignatureXbonAiDHtTa9npyltRc1w/5tV/N/c5SwqYJyk5pPWV4hwDmvjpHuwOjm4fHg2c3udmoDEHppOjIhN9fBSkE3BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:27:32.274036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035821
observed 80a8424215e1618bca17f0491944f044...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:32.255612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035821/manifest.json
observed ff398c36995eeced1adea42ede93d932...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:32.239459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035821/publication.md
observed 21226cb3ca5e6eb970f74fbc07c73455...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:32.222071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035821/publication.txt
observed b057b2f787e1baa06eb305418898484d...
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.