OpenTechnical

OT-2026-000009233

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, pulsed blow-off 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-2026-000009233) never changes.

Identity and time

Publication numberOT-2026-000009233 · never reused
Internal UUID01a0ae6b-31b9-7eac-88e9-8519f3e1e31d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009233
StatusPUBLIC

Content hashes

Canonical text441e5cd252532b1e09eb7ac4a6f269142d693cad9a317b2f1b4627267066b048
Markdownee28216f45247ce64da25238b9a40f4f5947ac887fa066a584a46c690e6300fa
PDF
Publication page5beb127e3500b47f6b126cf6ed2c9c272008338a22a0c85bf944c0dd7f4133d0
Manifest5e62946bfd13f30ba5ad1b59d88bc6cacbd4ae5cd4b34002a085003c57bd72f9

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
SignatureuLracd2t0oesavnjVfgWiCpha7cewZRtvnQtZ07zDkCurZJw2gbJVRlPj15LMtTAakRz3AJiuWx86lhN0vvJBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:57.989604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009233
observed 5beb127e3500b47f6b126cf6ed2c9c27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:57.968859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009233/manifest.json
observed 5e62946bfd13f30ba5ad1b59d88bc6ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:57.946118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009233/publication.md
observed ee28216f45247ce64da25238b9a40f4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:57.920195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009233/publication.txt
observed 441e5cd252532b1e09eb7ac4a6f26914...
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.