OpenTechnical

OT-2026-000098544

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three 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-2026-000098544) never changes.

Identity and time

Publication numberOT-2026-000098544 · never reused
Internal UUID01a0aea1-e966-76b7-998a-8b456484afa5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098544
StatusPUBLIC

Content hashes

Canonical text3b2576d829879fec1c9e4070652065cbd351107e35ccb39d4c9bc7ed6b361539
Markdown9f4baadd939267106bf15be8a289ed3bf83514962fa6edff5fcfebcb4cf67cc8
PDF
Publication page94cac0a70d453425e1965f33e5bc87ecf19db1229207661fd7d984864cab57d1
Manifest2e6bb424c6198bc0a431402cdaff86485611a71493deb5d2a1b47fb02d4d4c06

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
Signaturew8wUWfZWjzHyc2LvWawMbczgoa7GrnmbSbMC5MRFuo8ATJiwpEhY4JIm6U7jyk/CMyCwivYX8bofb5PR/3JhDA==
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

2026-09-17T09:32:25.527961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098544
observed 94cac0a70d453425e1965f33e5bc87ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:25.511312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098544/manifest.json
observed 2e6bb424c6198bc0a431402cdaff8648...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:25.493008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098544/publication.md
observed 9f4baadd939267106bf15be8a289ed3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:25.475037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098544/publication.txt
observed 3b2576d829879fec1c9e4070652065cb...
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.