OpenTechnical

OT-2026-000095192

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three 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-2026-000095192) never changes.

Identity and time

Publication numberOT-2026-000095192 · never reused
Internal UUID01a0ae9f-8f6f-7a77-b630-f684e5bb754a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095192
StatusPUBLIC

Content hashes

Canonical text2b666bbb03010c5235967a7f81ff1401029162139e50bdad6f13ff6a68b198fb
Markdowne765d47ed22e95a09c90624f1adb775cd4d8101c7d0dad4ed01f6ccea073bab6
PDF
Publication page9b4f41ceed4aed2ce52fbf210c5e371a7a757e4fdd147d643db90cb745cf5b13
Manifest9c24c05b22ffbb2a39e7bd22eb710d076128d280e74ac14ee11e3a379cec7e43

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
SignatureRCS2Vf07EkDado//uwOiIIWhfAcKmK5k+bN+g1hG2H9K+ODlYXjtXvy67OqFB6F+1dI1y4CkN4JxdariVk+GBw==
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

2026-09-17T09:36:30.356614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095192
observed 9b4f41ceed4aed2ce52fbf210c5e371a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:30.338001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095192/manifest.json
observed 9c24c05b22ffbb2a39e7bd22eb710d07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:30.319396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095192/publication.md
observed e765d47ed22e95a09c90624f1adb775c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:30.295777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095192/publication.txt
observed 2b666bbb03010c5235967a7f81ff1401...
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.