OpenTechnical

OT-2026-000097336

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000097336) never changes.

Identity and time

Publication numberOT-2026-000097336 · never reused
Internal UUID01a0aea1-01cb-7bc0-8faf-a00640ee55e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097336
StatusPUBLIC

Content hashes

Canonical textaf871df2e8ba75e34fe53948d98d66717ce826c300338afcdd1ce402e899106d
Markdown62297e8eabe25c6ff48460e50697e9c6a4972931e52019a8a9dc9a017e4df7d4
PDF
Publication pagecd3c63ea127d3573fb35e746c8d1ae8b0289a00050342dfdb79782c8f7a77502
Manifeste020fd47d1198a64b49fbd57b6f7eb90e4f2564c61883f925ba5ab7d4e49a010

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
Signaturez9NPGJOM8TJw890KaTU2eDEh4ZTX7hUFwQrlJJGj31isZv9Yo6MM2ppvBSi7gJAYNXGPweOG9xnHTCZYx749DA==
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

2026-09-17T09:33:36.206552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097336
observed cd3c63ea127d3573fb35e746c8d1ae8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.188608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097336/manifest.json
observed e020fd47d1198a64b49fbd57b6f7eb90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.171506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097336/publication.md
observed 62297e8eabe25c6ff48460e50697e9c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.144776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097336/publication.txt
observed af871df2e8ba75e34fe53948d98d6671...
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.