OpenTechnical

OT-2026-000100179

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, pressure sensor per zone, sustained blow-off before set-down

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-2026-000100179) never changes.

Identity and time

Publication numberOT-2026-000100179 · never reused
Internal UUID01a0aea3-3052-7b66-9da9-158f66c9a422 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100179
StatusPUBLIC

Content hashes

Canonical texta3858c324e8bacfd14284c4a26106b03a0bd599c00acd10e731222184440b960
Markdowndc5224926c71a950fe8df929001e346ad0ae34d45369d2c03f8bb0fc11dd90e9
PDF
Publication page696c5c2084ab73746147b3c6ca25369f0d5bd8fbb42dc5f47dd641b54ebbbdac
Manifest8c4c5ebfd2fea62020be8d2fcb35492f07721113ec34358e6be877b7481514e0

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
Signature470z7cslEmVOJVH+q3lxCzDNeMLnT94nbTeOqYUMvl7BTNFRCtMiExwKqDZoz2NbUw3sStddpq+sZimaDepYDw==
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

2026-09-17T09:27:53.556016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100179
observed 696c5c2084ab73746147b3c6ca25369f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:53.536982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100179/manifest.json
observed 8c4c5ebfd2fea62020be8d2fcb35492f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:53.518807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100179/publication.md
observed dc5224926c71a950fe8df929001e346a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:53.500268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100179/publication.txt
observed a3858c324e8bacfd14284c4a26106b03...
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.