OpenTechnical

OT-2026-000067101

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold 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-2026-000067101) never changes.

Identity and time

Publication numberOT-2026-000067101 · never reused
Internal UUID01a0ae8f-14ff-7598-83b7-d2bf63b3dd4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067101
StatusPUBLIC

Content hashes

Canonical text187bf779147aa3f4c138991611f208475ef881f28202c3c380479e76a8cdf14a
Markdowne1f16d2fa377bfe5d2002aea6edc3a693d19a824ec6b02996ded4004663ca764
PDF
Publication page2af6f9d1a93695d823afe22aeef33c198f6497905ac904d9981af36bc9d42957
Manifest6eb558670da5d5a298d7e83245b1cd00029f5f3008174f2d4691ada07ab53e71

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
Signaturetpo1Fd9D8hVJhLC6KMjRDuWz2XOkaGjKKVExIeOD3wGvfID3UhE5QibhqllPptn8nDSv/ZVc24mU0bQ8iGoTBA==
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

2026-09-17T10:32:22.128549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067101
observed 2af6f9d1a93695d823afe22aeef33c19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:22.110736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067101/manifest.json
observed 6eb558670da5d5a298d7e83245b1cd00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:22.093787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067101/publication.md
observed e1f16d2fa377bfe5d2002aea6edc3a69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:22.073487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067101/publication.txt
observed 187bf779147aa3f4c138991611f20847...
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.