OpenTechnical

OT-2026-000085250

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, sustained 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-2026-000085250) never changes.

Identity and time

Publication numberOT-2026-000085250 · never reused
Internal UUID01a0ae99-43bb-7cd0-b6f1-4fa407d3603f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085250
StatusPUBLIC

Content hashes

Canonical text05b1e5a7ab6df3df327856ba65d9d3cb6db596206ca8e69c7617846f24962f5c
Markdowna8b0564568f726fa0a14373ad247c6994c88aa7c0e604fc693a0c734a8ab5966
PDF
Publication page1208f649672535d3b89220cfabd7d442271f1c71e2ce637c41700d2a3368bdcb
Manifest41b1f3e7fb469e45225a424948440fd8b5d35e42b4563646c376e0f45793877b

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
Signaturew8qdLAmld9hVGGlVbf7k39WZmjw/GHoAtFBVt4ykFaY6RlCpNZKdXaW2r6061vDNqn0rdDhm4XrJS6LsSF9yBQ==
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

2026-09-17T09:55:21.172306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085250
observed 1208f649672535d3b89220cfabd7d442...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:21.154905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085250/manifest.json
observed 41b1f3e7fb469e45225a424948440fd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:21.137590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085250/publication.md
observed a8b0564568f726fa0a14373ad247c699...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:21.118778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085250/publication.txt
observed 05b1e5a7ab6df3df327856ba65d9d3cb...
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.