OpenTechnical

OT-2026-000095845

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, 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-2026-000095845) never changes.

Identity and time

Publication numberOT-2026-000095845 · never reused
Internal UUID01a0ae9f-fac7-706b-b8b8-3e5a940848cc · 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-2026-000095845
StatusPUBLIC

Content hashes

Canonical textd80097901c14380aec8d21f37efbeb99a9560f30048a8e41779effb344573561
Markdownae57165f63dedcf54771694d8d58776af5b42969af8ecf4a784c3c7cfe1f0e65
PDF
Publication page11de1958215184bb3400b9487f3e4680f4aa1a7b5c00c5526446bd09a06f56e2
Manifest310264e6862e99f64f4bfb1c6951ba65cb10129bb743c7cfcd72ade679a53401

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
SignaturebVa4B+Ubtna70l40YZ8GZGqz8bbzbksNiqha4pZuKpq1rP6l9WTAnw5rGeIQeQ5oyyIhL7AhfyksTX8lMmJhAw==
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

2026-09-17T09:35:55.981455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095845
observed 11de1958215184bb3400b9487f3e4680...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:55.962108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095845/manifest.json
observed 310264e6862e99f64f4bfb1c6951ba65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:55.939996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095845/publication.md
observed ae57165f63dedcf54771694d8d58776a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:55.920484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095845/publication.txt
observed d80097901c14380aec8d21f37efbeb99...
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.