OpenTechnical

OT-2026-000095097

Publication integrity record

Three cup vacuum gripper, three 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-2026-000095097) never changes.

Identity and time

Publication numberOT-2026-000095097 · never reused
Internal UUID01a0ae9f-2df1-75e3-8ba4-d421c70a3942 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095097
StatusPUBLIC

Content hashes

Canonical text6e48209ac65181c66e5596408a9f04fcd1b7e1f7e6302332aaaf873f74b38980
Markdown2057795a9277371e1783fcf358d56da874003afb6fbb4bbbb3130abb7c51f12c
PDF
Publication page7fe5ca31dbc99352b31a5e4c00764f2decf9abcadf249b34dd405ed0dd32b23a
Manifestba9620bad62c3acb21aa915e717f9b1472b6d1daf49d28edc89df5cc2489e8a5

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
Signature/IyilQWAjR9sj5EuTrM61fhZgM2xHTtfDbm/6LLyaNAs+Nt0LXHsnM5XRFEAdBqCzyMvJoV5bcsCZDRv70KhDw==
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

2026-09-17T09:37:42.291911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095097
observed 7fe5ca31dbc99352b31a5e4c00764f2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:42.272978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095097/manifest.json
observed ba9620bad62c3acb21aa915e717f9b14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:42.253319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095097/publication.md
observed 2057795a9277371e1783fcf358d56da8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:42.235168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095097/publication.txt
observed 6e48209ac65181c66e5596408a9f04fc...
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.