OpenTechnical

OT-2026-000093923

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, 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-2026-000093923) never changes.

Identity and time

Publication numberOT-2026-000093923 · never reused
Internal UUID01a0ae9e-92c8-7ee9-b6d8-79cce938dc2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093923
StatusPUBLIC

Content hashes

Canonical text4c035d4d597466ef114233205b953e283efa1075efb28cca182be092333dfdfb
Markdown26e87776b482ba6b2a83350a64c23c940ba81f0ae725c25178ac44b50a61dc00
PDF
Publication paged6cc0474fd316f571c142cdc3d8a6aabd070db2e3da8069420ad5410d07f6ce0
Manifestbcdd20999cc757899fbfefb5503e7dccfa6f18f941909d1adec08e300bf11c88

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
SignatureC8UtzAZs+SW+dFDNcfdRTLniXZie2Ig/8PzGCtv5cthvFnAeS0Y9AJQTNntyK99MBSbcBJBqP1fpUeKMM5MVDA==
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

2026-09-17T09:38:11.724336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093923
observed d6cc0474fd316f571c142cdc3d8a6aab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:11.706148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093923/manifest.json
observed bcdd20999cc757899fbfefb5503e7dcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:11.687217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093923/publication.md
observed 26e87776b482ba6b2a83350a64c23c94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:11.668333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093923/publication.txt
observed 4c035d4d597466ef114233205b953e28...
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.