OpenTechnical

OT-2026-000078206

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000078206) never changes.

Identity and time

Publication numberOT-2026-000078206 · never reused
Internal UUID01a0ae95-7c26-738b-ae8d-c4031471fe35 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078206
StatusPUBLIC

Content hashes

Canonical textd2e9a4259505abbfa3727db431d75ffa29a48a9c72071de0947b1e37ee012835
Markdown768aa6ef361c9102c984cbbc7955f18c46baa4ff3e8774adb6382b1ab0f9e3c8
PDF
Publication page3867fb39baeb596dad8b71f2d08395118e0c688fd401d3ccc773269df77f1799
Manifest69f0d358f762f2ed05bf67e259ee664b7c34a48e2af13ac7db289252cc4b6557

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
SignatureqqoMOg9oL/F56RnjjfFH7haJrmIpDVa6BrSbd726b6/q2UgdNAC+ViYqQfM6OMAAZnyYkkFvuluu4lm9Haw2Bw==
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

2026-09-17T10:06:09.163961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078206
observed 3867fb39baeb596dad8b71f2d0839511...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:09.145403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078206/manifest.json
observed 69f0d358f762f2ed05bf67e259ee664b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:09.124698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078206/publication.md
observed 768aa6ef361c9102c984cbbc7955f18c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:09.107103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078206/publication.txt
observed d2e9a4259505abbfa3727db431d75ffa...
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.