OpenTechnical

OT-2026-000067961

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000067961) never changes.

Identity and time

Publication numberOT-2026-000067961 · never reused
Internal UUID01a0ae8f-c4fd-7af1-8903-16b99faa80c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067961
StatusPUBLIC

Content hashes

Canonical text46e2fe350d2c1122b1f6e88780a98144982506d49357b71e3fb7ed8d18f598e3
Markdownaadc634d8b3e2f96b4d36e8f99d9e7e721d952415dee0481384186d7ef366f6b
PDF
Publication page7c18fa2b33150d5bde88f39df491d066077c2c114a22925be2061de76a68b17f
Manifesteefd5c0d9714c312b0799c714c3ce8bf2971ec1c3808faba32ff01d59219d6fa

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
SignaturekeyyV+DJZDb4LEZIHgF9vRwpIZyBA6iDyXheth4NG/uMsN7XS5EOfjj+KUWXyYmb8iNvd2Ptr6JAxyq+Qv8hAA==
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

2026-09-17T10:30:30.036536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067961
observed 7c18fa2b33150d5bde88f39df491d066...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:30.016878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067961/manifest.json
observed eefd5c0d9714c312b0799c714c3ce8bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:29.995691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067961/publication.md
observed aadc634d8b3e2f96b4d36e8f99d9e7e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:29.966340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067961/publication.txt
observed 46e2fe350d2c1122b1f6e88780a98144...
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.