OpenTechnical

OT-2026-000066337

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, vented after set-down

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-2026-000066337) never changes.

Identity and time

Publication numberOT-2026-000066337 · never reused
Internal UUID01a0ae8e-8dc4-72ac-b2fb-8a7f5e2ccef6 · 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-2026-000066337
StatusPUBLIC

Content hashes

Canonical textfe0a49f885c6f808f29f16eacb3f5d368610abda87dfb8371134dd7c38bed54e
Markdownbd3d031e023f170c0ff8991d392d7ab91133bdbb8b81e212d5f4a4a9039e1815
PDF
Publication page8ab6e57ff45e50e03905977d90e84ac9f161ca25f6f16dab220e3165606cdce5
Manifest7640982bbb6158c176181d6208fe928d71e34eb55f3adf185949176ecc279a64

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
SignatureyGuPlJl4kasO8kE5BPYw+ojxvPRbN86tqzhrKUTAcKD//PIHmBGvQb103j64fz9xLoDXw9kTnukZnitKyJYRBQ==
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

2026-09-17T10:33:31.787618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066337
observed 8ab6e57ff45e50e03905977d90e84ac9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:31.770520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066337/manifest.json
observed 7640982bbb6158c176181d6208fe928d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:31.752146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066337/publication.md
observed bd3d031e023f170c0ff8991d392d7ab9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:31.733396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066337/publication.txt
observed fe0a49f885c6f808f29f16eacb3f5d36...
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.