OpenTechnical

OT-2026-000095200

Publication integrity record

Four 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-2026-000095200) never changes.

Identity and time

Publication numberOT-2026-000095200 · never reused
Internal UUID01a0ae9f-8f70-7856-b212-44f7b9a41731 · 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-2026-000095200
StatusPUBLIC

Content hashes

Canonical text6b6ff4cac25436d7a226c3f57410f223be48820b96abdc32bdb8ffa263439928
Markdown941d03582a2c99519eeda539c41c1eeff853793cfe7942251b1f4a8893928996
PDF
Publication page11164c599b0038ca9dda37c9c7ffbaa1bbfafd8eaae51e1e220e81ff2d90f6e4
Manifestc564d663a35f2f71053551065522c3b08e77e0f14d1981e2db7e8b6e0acd25c4

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
SignatureW9TAke/QSBlnW/wtwGTSNIRFJ/sOsBdD2c/k7w9Sm+YbrIzSyJ8IQUdO5jyd95V9lWY7J45W+vCCWwnU7nqeCQ==
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

2026-09-17T09:36:30.953664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095200
observed 11164c599b0038ca9dda37c9c7ffbaa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:30.936810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095200/manifest.json
observed c564d663a35f2f71053551065522c3b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:30.918198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095200/publication.md
observed 941d03582a2c99519eeda539c41c1eef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:30.898770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095200/publication.txt
observed 6b6ff4cac25436d7a226c3f57410f223...
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.