OpenTechnical

OT-2026-000099274

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000099274) never changes.

Identity and time

Publication numberOT-2026-000099274 · never reused
Internal UUID01a0aea2-8289-7dd0-9037-4762ba1cbe63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099274
StatusPUBLIC

Content hashes

Canonical text7dc38d6419e03534b821f4940a06578c2bfb0a302c63fb78ca4172687b0ca297
Markdownc45d8834afd5fac6ddd0e008327d8b455c016633554a90a461ea83b5aedc848d
PDF
Publication page94024039ac046cc832fd9b262e6658c1aca2b9bf52324a5c9f6e18e36ff2279e
Manifesta76095eee2bdf9d70c9282868671096f43e3c5dd3d00dcfde8be1cea02f5980c

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
Signaturef1/xJxtWxLeETbsBfPD2T62ibDs7kDKPc/oKa5nNThuPO9z//7ypTSiUgBJ5XHJ4mYv3G54y7avXL4KwQzVsBQ==
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

2026-09-17T09:30:43.592205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099274
observed 94024039ac046cc832fd9b262e6658c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:43.574956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099274/manifest.json
observed a76095eee2bdf9d70c9282868671096f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:43.556973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099274/publication.md
observed c45d8834afd5fac6ddd0e008327d8b45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:43.298666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099274/publication.txt
observed 7dc38d6419e03534b821f4940a06578c...
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.