OpenTechnical

OT-2026-000097146

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line 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-2026-000097146) never changes.

Identity and time

Publication numberOT-2026-000097146 · never reused
Internal UUID01a0aea1-01c9-7a0c-b91b-d686ad0e7ba5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097146
StatusPUBLIC

Content hashes

Canonical text9f3a5385753e8434d261d159bb4ae784b94440c1aad681146cbd49983492f793
Markdown3a205a5006598debc7b679a0ab6e44e6a204a6bd455c9e42cfd09d122cad64d2
PDF
Publication page02de647d6a42b9252d78f32a96295921a35b84c6c78c1444de4cefc4ba62fc21
Manifest323f3acccd4e48ac8a53c910eefe64296bbf28dd67ddc37ae1b659a55842e903

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
Signatureeq16CjKHgozEqDSCmaG+aGsmPXLRN1u7lvtHkWI5g5Nxjd/Hhgh+QGdUpn4dc8EoWJ0ag+Mf6FUpca2i82DPDw==
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

2026-09-17T09:10:56.865374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097146
observed 02de647d6a42b9252d78f32a96295921...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:56.846553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097146/manifest.json
observed 323f3acccd4e48ac8a53c910eefe6429...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:56.699997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097146/publication.md
observed 3a205a5006598debc7b679a0ab6e44e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:56.680634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097146/publication.txt
observed 9f3a5385753e8434d261d159bb4ae784...
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.