OpenTechnical

OT-2026-000035221

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000035221) never changes.

Identity and time

Publication numberOT-2026-000035221 · never reused
Internal UUID01a0ae76-6a1e-7786-83ea-dc6bc923958f · 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-2026-000035221
StatusPUBLIC

Content hashes

Canonical text70f75e2a6fd3effbc4500e486e620d9551225b7468caa9c0c199cbd449da08b9
Markdown6d41f39c02e01c3a06fb599243d5f25159657cb5041063f080fca3c1f6fc98c9
PDF
Publication page088a2aa4b1750e2846de6078ac71f8c31dfd3b94eb024e2c7de4df7bdaa78ffb
Manifest57060b528959ff42edc46a3a86a83a4db749e69e8c7f259f64d69791b74d4952

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
SignatureGRj/RYLUC/YaEHN9BCEVxJPS2JbZCGGETjiWIN41UDxP+PMlYUvsTav18b3XkpObfayszffejIeAUjnwNDkfBg==
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

2026-09-17T11:28:21.253301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035221
observed 088a2aa4b1750e2846de6078ac71f8c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:21.233034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035221/manifest.json
observed 57060b528959ff42edc46a3a86a83a4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:21.215208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035221/publication.md
observed 6d41f39c02e01c3a06fb599243d5f251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:21.197845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035221/publication.txt
observed 70f75e2a6fd3effbc4500e486e620d95...
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.