OpenTechnical

OT-2026-000005351

Publication integrity record

Porous face vacuum gripper, per zone isolation, two outlet manifold, three stage ejector, pressure verified

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-2026-000005351) never changes.

Identity and time

Publication numberOT-2026-000005351 · never reused
Internal UUID01a0a936-508c-7910-b2be-c766441fe619 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:55:04.206440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005351
StatusPUBLIC

Content hashes

Canonical text348e36fb9cd6610fa2bfe8f371a84f7ca9166c7ab5dfc0f69f80034c850407e5
Markdown933822a8232bdbed912623c01315d68c975dc03e1fcd43fdaf5ba64b6e1cfea2
PDF
Publication page353864418681be6d0da1dc81481f046e4a8a196eef034e88768903a08f857b6f
Manifeste8a1b945a5ae1e15da0e41410fade95d188b3c39842f3d9a5a09143cf9b8fd7d

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
Signature5hU+IHHCZu/6z6+vWoibp8ub8++BOm6HqeIkURjFXGViwFjqWEo69WmFHmRhSx/3mNA2yLra7LdjO4N2JUedDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:19.469191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005351
observed 353864418681be6d0da1dc81481f046e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:19.454187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005351/manifest.json
observed e8a1b945a5ae1e15da0e41410fade95d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:19.440930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005351/publication.md
observed 933822a8232bdbed912623c01315d68c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:19.427381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005351/publication.txt
observed 348e36fb9cd6610fa2bfe8f371a84f7c...
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.