OpenTechnical

OT-2026-000027243

Publication integrity record

Three cup vacuum gripper, three zone face, three stage ejector, pulsed blow-off before 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-2026-000027243) never changes.

Identity and time

Publication numberOT-2026-000027243 · never reused
Internal UUID01a0ae72-3454-7684-a5e6-78c163ce6858 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027243
StatusPUBLIC

Content hashes

Canonical textb098ece62ebf58e21bc65e33b4d6d6116fbef38021e844c8e1f607721da303e5
Markdown7769aa41840b47d2343989b8207448bc18a40f411cc62546ff65c9ed8c223bb6
PDF
Publication page4d0f064fefd1e67c40dc6e698272115d4b0a8a30828243081cd24edffcaf81dd
Manifestb9b7b107c25bf7abe6553d224474b8a42eda201592ef3108053cf1c6d54f5236

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
SignatureC7knNtHWgz7eowJSiGMh7LDJAI6ppKfgFi333bxaW5gm3tg7fU/LiHGM3Fn6WrzKDotHLUSrPQiExUu31Fb1DQ==
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

2026-09-17T11:44:08.374204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027243
observed 4d0f064fefd1e67c40dc6e698272115d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:08.352727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027243/manifest.json
observed b9b7b107c25bf7abe6553d224474b8a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:08.335343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027243/publication.md
observed 7769aa41840b47d2343989b8207448bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:08.318790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027243/publication.txt
observed b098ece62ebf58e21bc65e33b4d6d611...
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.