OpenTechnical

OT-2026-000103331

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three 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-2026-000103331) never changes.

Identity and time

Publication numberOT-2026-000103331 · never reused
Internal UUID01a0aea4-be3f-7254-a9ed-a3c87eedf0df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103331
StatusPUBLIC

Content hashes

Canonical textf297ca43ee376f4ce9bf1560b6a598c7993b7844c9abb3b72f0018c6dd5a7716
Markdowncabd65fefcf11ab87b03fcbe6777ecbdfe357904dd99631afc8ce24af724b20d
PDF
Publication page73bd3a225738886f2a4d935f4c0cefc4c6c4ed44417bdb1114f4418ea58fc12f
Manifestcdfa6441d864491bcae8bcc0f11509a54c24b917b4cb2e408950eedd2bc1fef9

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
SignatureEHR1Feh0qzduMrzSZgT1GRwjItbkSmjMvzrXGd1L4CuS5HnZUhJ7Z/Zvtm535EzFgksXWrz3Rp7qNOJqsBCuDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:35.203807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103331
observed 73bd3a225738886f2a4d935f4c0cefc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:35.115381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103331/manifest.json
observed cdfa6441d864491bcae8bcc0f11509a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:35.097483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103331/publication.md
observed cabd65fefcf11ab87b03fcbe6777ecbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:35.080129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103331/publication.txt
observed f297ca43ee376f4ce9bf1560b6a598c7...
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.