OpenTechnical

OT-2026-000092422

Publication integrity record

Four cup vacuum gripper, four zone face, pump fed, 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-2026-000092422) never changes.

Identity and time

Publication numberOT-2026-000092422 · never reused
Internal UUID01a0ae9d-b5fc-7834-b175-6a3d998558af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092422
StatusPUBLIC

Content hashes

Canonical text02c6b8ed50f0a3b637db0be6b3455906f4afd17ca53a0ef3b5a12c870aa24ab6
Markdown22c4822ab7bdca95630698187df962f18bddc879dfa96fa3cf65d3319238db43
PDF
Publication page180f5d767afda65efde9700a7a15222bc23f5e5b2b237131e1cb91a0cf0856e3
Manifeste7fe7d130def9e49a84b65dce85a926d88b9d46ea5575ecc79a0e97503e0d90b

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
SignatureOZzgPJiXUClQYssFIluxW66w7j0gGZUWaylEn8IWvBGW47WvQa72pOo7/Agm8c58uuLiGxaT87EU4+4gdrmqDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:58.513955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092422
observed 180f5d767afda65efde9700a7a15222b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:58.495992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092422/manifest.json
observed e7fe7d130def9e49a84b65dce85a926d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:58.477922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092422/publication.md
observed 22c4822ab7bdca95630698187df962f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:58.460140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092422/publication.txt
observed 02c6b8ed50f0a3b637db0be6b3455906...
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.