OpenTechnical

OT-2026-000102430

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000102430) never changes.

Identity and time

Publication numberOT-2026-000102430 · never reused
Internal UUID01a0aea4-8589-735c-aab4-63f4c3d5148c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102430
StatusPUBLIC

Content hashes

Canonical text862761d29ca0d7b9c770a65cbeb05c3f9dffc9261a81880fe21f7c5182020242
Markdown74a0d550af48ba398e91d83bae22e8cf5b7400fbd0df1f37044c40927a8a4e49
PDF
Publication page86cecba6c6b9cce14804f401e9a6ba7457d99b281e8537f8007cb00c2d055972
Manifestfa692982c3aab7f127f0f4c1e6892d276a8948fb80c73421b803e49406a255fc

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
SignatureQNMgyttM5hIM4aZ+NaRQY7Mxg+UI4enPnnI/LiwnNjblVbXRyohK8gGuVBmBHLr2/0q8HODHiAsz89F5A4FjAg==
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

2026-09-17T09:23:46.442880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102430
observed 86cecba6c6b9cce14804f401e9a6ba74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:46.423216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102430/manifest.json
observed fa692982c3aab7f127f0f4c1e6892d27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:46.405943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102430/publication.md
observed 74a0d550af48ba398e91d83bae22e8cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:46.387041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102430/publication.txt
observed 862761d29ca0d7b9c770a65cbeb05c3f...
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.