OpenTechnical

OT-2026-000066303

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000066303) never changes.

Identity and time

Publication numberOT-2026-000066303 · never reused
Internal UUID01a0ae8e-8dc4-725d-a57d-f93f4b4cd1f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066303
StatusPUBLIC

Content hashes

Canonical texte99bbfada31c26bf78832b924847c1882b9e461f489af1067483a824bbbdf4c1
Markdownd2af0c5547bf79bc330356b15e7a8c1fee6fc0c80a9f12b0a205ebdb646453bd
PDF
Publication page827db7479f6fce2ecc3eb4d5930622a4077645fefb7323ed5d770012b3eef9eb
Manifest4ab7717a340adf33e958e1907f29ce6e2ce37f18d2723867fa479d19bae5521e

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
SignatureisnUrh9a8RAWaAQTD11ldfruO8wPg5jKRN847hrgG1D3/iFSlvAqA6ibO4bkzZ7SqquU1fs1hB33rIVAbCPyCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:29.256787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066303
observed 827db7479f6fce2ecc3eb4d5930622a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:29.239157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066303/manifest.json
observed 4ab7717a340adf33e958e1907f29ce6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:29.219918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066303/publication.md
observed d2af0c5547bf79bc330356b15e7a8c1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:29.200868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066303/publication.txt
observed e99bbfada31c26bf78832b924847c188...
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.