OpenTechnical

OT-2026-000033065

Publication integrity record

Single cup vacuum gripper, pump fed, pulsed blow-off 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-2026-000033065) never changes.

Identity and time

Publication numberOT-2026-000033065 · never reused
Internal UUID01a0ae75-4843-7094-adc4-ca5ff4d027e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033065
StatusPUBLIC

Content hashes

Canonical text3cd929e6af0b3465ed7af390e94e8714f7473d1f0ef43bb72af53ea403fb20cc
Markdown18cbfe0cea1d9cc0aa72f9f64e1f4a0d9408920f38d1532313018522d2c464ea
PDF
Publication page7d75d7f5b07fd93c59ebb0d3ed31e9527a3c506173e392fbf088a3e4d1355e89
Manifest8181c10a400ab9288c8cc369e7dda2c018fa07bd959c362dd7ec1f18cc892c41

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
Signature8CHyo4DsLUPViw2xb7W1Tu+JoqAP0dxC3Q2gCi4tn+XiLTzDjNOI1bxM7MlzSjtepKwAFw+3/MJtDBaZDR5gAQ==
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

2026-09-17T11:32:42.545427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033065
observed 7d75d7f5b07fd93c59ebb0d3ed31e952...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.528029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033065/manifest.json
observed 8181c10a400ab9288c8cc369e7dda2c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.511952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033065/publication.md
observed 18cbfe0cea1d9cc0aa72f9f64e1f4a0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.496109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033065/publication.txt
observed 3cd929e6af0b3465ed7af390e94e8714...
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.