OpenTechnical

OT-2026-000035107

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, supply line pressure sensor, pulsed 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-2026-000035107) never changes.

Identity and time

Publication numberOT-2026-000035107 · never reused
Internal UUID01a0ae76-6a1d-78bf-92ee-c368d3724c6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035107
StatusPUBLIC

Content hashes

Canonical textc1c5b408d60a1ce130472d966da37b9a18bbc0cdafdf7d8d58eead5c6937c292
Markdown6a271f95b1c50fd4e5bee8d1defa81e983c86ec70c0ede459a9acca909de92cc
PDF
Publication page4675fd28d3b47e466c159b61ed1dc3fffbdd6eb2e84871cdc4a5b2c7b9ebe17f
Manifestaef2da4e67fff8358c4555d65a3baa6b851a7295cb9d86e53cdee53f6a587bb3

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
SignatureiA1OYnLZJkq/R4Lr/UEZH8oRbp4hNpChFS4FbKyDf44EwZM0qkh9KUGBf0dGjhW4hhmfPaXg4mtvObSEjmw3AA==
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

2026-09-17T11:28:11.000969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035107
observed 4675fd28d3b47e466c159b61ed1dc3ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:10.985570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035107/manifest.json
observed aef2da4e67fff8358c4555d65a3baa6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:10.968493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035107/publication.md
observed 6a271f95b1c50fd4e5bee8d1defa81e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:10.949548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035107/publication.txt
observed c1c5b408d60a1ce130472d966da37b9a...
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.