OpenTechnical

OT-2026-000095888

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000095888) never changes.

Identity and time

Publication numberOT-2026-000095888 · never reused
Internal UUID01a0ae9f-fac7-7933-8aa6-7a37869b34d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095888
StatusPUBLIC

Content hashes

Canonical textc9390b0beca8deec812c43d83c0e6b4f5748aec0be8ad75e2b6fb139c657d938
Markdown4bceddf5210a42215a68d90e9868f48f8b3e8ef7615761e83e31e45081c3dc78
PDF
Publication page4be29689cb96863cf9c321a72d3e8fa83c90301b829a6c0ec09ab558ded2d4b3
Manifest9d69d26612d61f8bf26be48b497ef483f00e46778529c5126fb271a668c7ff54

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
SignatureMaemhIgVGvyQ2nXkHAheQ4tppP5JsWQK/RhjUdOLLhSIMTeofobDsGQJbErHsOy9X4WagXRCkXibDgFmJElUBA==
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

2026-09-17T09:35:58.820683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095888
observed 4be29689cb96863cf9c321a72d3e8fa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:58.800540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095888/manifest.json
observed 9d69d26612d61f8bf26be48b497ef483...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:58.781985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095888/publication.md
observed 4bceddf5210a42215a68d90e9868f48f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:58.765028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095888/publication.txt
observed c9390b0beca8deec812c43d83c0e6b4f...
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.