OpenTechnical

OT-2026-000094966

Publication integrity record

Foam pad vacuum gripper, two zone face, two stage ejector, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000094966) never changes.

Identity and time

Publication numberOT-2026-000094966 · never reused
Internal UUID01a0ae9f-2df0-77a5-b97c-07d2bc32951d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094966
StatusPUBLIC

Content hashes

Canonical textcbf1b8071e3103c4179bb5c59bd1fe6b4499ea21cb0caa8b8575194261639407
Markdown9612ed2592e6079a90266cbf36b8ae7587d457a1844f3135f4578e4fe8762f67
PDF
Publication page319862c7ca15338764e1aa3d8f127004397cc44bc60b9342ff732c9d79d162ea
Manifest53dab6e84d18006dc7870db23e088e1002b3433ad71e1f227ac094b48cfc331d

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
Signature6U73EHkeZDj5hW8ScRuqxBwgQ6kYTEffTBQQUbsjRlCnVOkAFGdIIY2lp0LxrrGUssqj173n5BEzaGRin6XqBg==
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

2026-09-17T09:37:30.752660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094966
observed 319862c7ca15338764e1aa3d8f127004...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:30.733914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094966/manifest.json
observed 53dab6e84d18006dc7870db23e088e10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:30.716150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094966/publication.md
observed 9612ed2592e6079a90266cbf36b8ae75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:30.695910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094966/publication.txt
observed cbf1b8071e3103c4179bb5c59bd1fe6b...
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.