OpenTechnical

OT-2026-000064194

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line 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-2026-000064194) never changes.

Identity and time

Publication numberOT-2026-000064194 · never reused
Internal UUID01a0ae8d-a45f-7fe5-b253-7ed3d2cd9199 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064194
StatusPUBLIC

Content hashes

Canonical text3533e1064c0036634cbf760777cd335f650bb9d53a78ad1b024bfaac628aaf27
Markdown005dd2b7412a821ca9ccac00b538157fea8de7d08fbf163d3e15874b206adc41
PDF
Publication pageb7da2a7aeff1885e5fd3d0ba5bb423be047755084ec754b486888f40a602c0af
Manifestfe52e506d9cea75e55dd3b7822d30ad1b52962003f0e3318990b5d60c49a4b47

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
SignatureNuUqzVo0w19uZ0at2fPYA+beWA7Gs/9JWTVk8PwUBwUWAMMUdGDHMQ6zkHnH21sNl7RRDmugsKb07MuGQ7y4DQ==
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

2026-09-17T10:36:18.436543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064194
observed b7da2a7aeff1885e5fd3d0ba5bb423be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:18.417252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064194/manifest.json
observed fe52e506d9cea75e55dd3b7822d30ad1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:18.396554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064194/publication.md
observed 005dd2b7412a821ca9ccac00b538157f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:18.376364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064194/publication.txt
observed 3533e1064c0036634cbf760777cd335f...
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.