OpenTechnical

OT-2026-000095398

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three 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-2026-000095398) never changes.

Identity and time

Publication numberOT-2026-000095398 · never reused
Internal UUID01a0ae9f-8f72-75ad-b409-b66316abf722 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095398
StatusPUBLIC

Content hashes

Canonical text03bf8c9d3da5532a7794683fa742e385c3aeac4603d3688967ce7d28a751845e
Markdownbf72f62463d7c4cfd4823c413b0664b523d4869a8e306c186cfb2660693aed2c
PDF
Publication pageffbe8e02890502f0eba061db120a330ab561b2829d20b682df62231d51c1dafb
Manifest45524e0c84d8832e2e5a92796be2aa13d5fc8dfb8cfa7827774c1d5f5b597de7

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
SignatureTKCHnRWqalyJhEuGTBpH03FIecn181Mhlm62eO0E0JAzSwcYo6YA9WEwdtYY6SXTWuc7ywOyGvziUcjzZ4ZUAA==
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

2026-09-17T09:36:46.380937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095398
observed ffbe8e02890502f0eba061db120a330a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:46.363979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095398/manifest.json
observed 45524e0c84d8832e2e5a92796be2aa13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:46.345037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095398/publication.md
observed bf72f62463d7c4cfd4823c413b0664b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:46.325430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095398/publication.txt
observed 03bf8c9d3da5532a7794683fa742e385...
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.