OpenTechnical

OT-2026-000065054

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000065054) never changes.

Identity and time

Publication numberOT-2026-000065054 · never reused
Internal UUID01a0ae8d-decb-7555-993e-f8332d506ff4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065054
StatusPUBLIC

Content hashes

Canonical textb5e857aa4a15a24b4e5f99224a01d41d715b9a4133cd37c2fb2c4cbe05d2b6e9
Markdown48fe0b9c4d43d1387bc3a05934f00c48c3bb6804863c9dbde6724ee37923ff88
PDF
Publication page38143552e0b76895f6d73924020653d207e32c00c333551229731e335869b486
Manifestb53c386b6041da61ef2016c5d2157eeb908d82cde82db47d46d1b9cfc92cb61c

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
SignatureY5SyjWPH0oIbuAH9tRNmoItu3wMH8YvZyW6sHh1dpjbenxQqmgdB1bXwSePTFekNS4sXt1ZYtiBA6hG6oLylAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:01.811053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065054
observed 38143552e0b76895f6d73924020653d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:01.793266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065054/manifest.json
observed b53c386b6041da61ef2016c5d2157eeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:01.775358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065054/publication.md
observed 48fe0b9c4d43d1387bc3a05934f00c48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:01.758511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065054/publication.txt
observed b5e857aa4a15a24b4e5f99224a01d41d...
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.